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Table of Contents


Executive Summary                                                       p. 1
OMA Recommendations to Protect Children from Exposure to
Second-Hand Smoke                                                       p. 2


1. Introduction                                                         p. 3
2. Second-Hand Smoke and its Impact on Child Health                     p. 3
2.1 Prenatal Exposure                                                   p. 3
2.2 Sudden Infant Death Syndrome (SIDS)                                 p. 3
2.3 Respiratory Illness and Asthma                                      p. 3
2.4 Child Cognition                                                     p. 4
2.5 Cancer in Adulthood                                                 p. 4
2.6 Heart Disease                                                       p. 4


3. Smoking in the Home and in Vehicles                                  p. 4
3.1 Smoking in the Home                                                 p. 5
3.2 Smoking in Vehicles                                                 p. 6


4. Children in Regulated Care                                           p. 6
4.1 Children in Government Care                                         p. 6
4.2 Private Home Day Cares                                              p. 7


5. Second-hand Smoke and Child Custody Decisions                        p. 8


6. Public Health Campaigns                                              p. 9


7. Interventions by Health-Care Professionals                           p. 10


8. Conclusion                                                           p. 12


Acknowledgments                                                         p. 12


References                                                              p. 12


Appendix I
• Sample of Smoking Policies from Children’s Aid Societies Agencies in Ontario (p. 17)
Appendix II
• Smoking Policy for Halton Region Children’s Aid Society – 2004 (p. 17)
Exposure to second-hand smoke:
are we protecting our kids?
    A Position Paper by the Ontario Medical Association




Executive Summary                                                                       exposure to SHS in homes and vehi-
                                                                                        cles, and many public settings that




T
        he Ontario Medical Association (OMA) is the                                     children frequent are still not smoke-
                                                                                        free.
        professional association of the province’s                                         Tobacco control efforts across
                                                                                        Ontario are increasing with the pas-
        25,000 physicians, and represents its members                                   sage of smoking bylaws in a majority
                                                                                        of municipalities making public
in a variety of clinical, policy and economic areas.                                    places and workplaces smoke-free.
                                                                                           The provincial government has also
The mission of the Association is to “serve the med-                                    made a strong commitment to imple-
                                                                                        ment a comprehensive provincewide
ical profession and the people of Ontario in the pur-                                   smoking ban by 2007.
                                                                                           Nonetheless, protection for chil-
suit of good health and excellence in health care.”                                     dren where they are most commonly
                                                                                        exposed remains a concern, and could
The OMA has issued statements indi-          adult tobacco use is also a child health   become a more acute problem if a
cating the need to prevent exposure          problem. 2, 3 Prenatal and postnatal       growing number of parents and care-
of children to second-hand smoke             exposure to SHS has multiple signifi-      givers begin to view their homes and
(SHS).                                       cant negative effects on a child’s         vehicles as among the few places
   In its 1996 position paper entitled       health during both childhood and           where they are able to smoke.
“Second-Hand Smoke and Indoor Air            subsequent adulthood.                         SHS exposure is a compelling
Quality,” the OMA recommended                   SHS is known to increase the risk       problem for Ontario’s children. It has
that all Ontario workplaces and pub-         of low birth weight, serve as a trigger    now been established that levels of
lic places become smoke-free (this           for asthma symptoms and lower res-         SHS in homes can reach those found
paper is posted online at: http://www.       piratory infections, and has been          in bars. 6 Exposure in vehicles is
oma.org/phealth/tobaccomain.htm).            associated with sudden infant death        known to be especially potent be-
   Furthermore, it was suggested that        syndrome (SIDS), ear infections, and       cause of the restricted space.7
an expert advisory group, including          an increased risk for development of          There is strong evidence that even
individuals with expertise in law,           cancer and heart disease in adults.        though some caregivers practice
medicine, civil and individual rights,          Furthermore, there is now emerg-        indoor smoking bans, significant
and ethics, be formed in order to            ing evidence that exposure to SHS          exposure to SHS can still occur.8, 9
consider the comprehensive control           can negatively impact behaviour,              Parents who continue to use to-
of SHS, including elimination of SHS         attention, and cognition.4, 5              bacco in the presence of their chil-
in the home.1                                   A substantial number of children        dren — either because they are
   There is growing awareness that           continue to be at risk as a result of      unaware of the detrimental health

1    Ontario Medical Review • October 2004                                                                                  1
OMA Position Paper


effects, or are unable to quit because      should be dealt with through legisla-      can regulate such exposure.
of a heavy dependence — need guid-          tion.                                         The OMA believes that, if imple-
ance and ongoing support to be able            The purpose of this document is to      mented, the recommendations in this
to decrease the exposure of their chil-     outline the position of the OMA with       report will lead to a significant reduc-
dren to SHS.                                respect to the importance of protect-      tion in children’s exposure to SHS.
   The OMA has a longstanding com-          ing children from exposure to SHS.            Efforts underpinning the im-
mitment to the reduction of SHS                This is not only relevant in homes      plementation of these recommen-
exposure, and it is now time to             and vehicles, where children are           dations will increase public and
address its impact on children in           most commonly exposed, but also            professional awareness of this impor-
home settings.                              in situations where organizations          tant children’s health issue, and pro-
   Furthermore, evidence makes it           such as Children’s Aid Societies           mote interventions to eliminate
clear that SHS exposure in vehicles         (CAS)s, family court, and day cares        children’s exposure to SHS.



                                 OMA Recommendations to Protect Children from
                                       Exposure to Second-Hand Smoke

    1. Individuals responsible for the care of children who      and public education and awareness programs that are
    have tried quit methods that were unsuccessful, should       currently offered through umbrella agencies such as the
    be encouraged to use nicotine replacement therapies          Home Child Care Association of Ontario (HCCAO).
    (NRTs) as a way to decrease second-hand smoke (SHS)
    levels in their homes and cars. Because there is not much    6. The provincial government should amend the Day
    public information on the use of NRTs for this purpose, a    Nurseries Act to ban smoking, and provide enforcement
    public information campaign should be conducted to           to ensure compliance in any homes and/or facilities that
    recommend and educate parents and caregivers about           provide childcare.
    the use of NRTs to avoid smoking in homes and vehicles.
                                                                 7. A system which facilitates the dissemination of med-
    2. The government should publicly fund NRTs, and the         ical and legal information regarding SHS and children
    Ontario Drug Benefit Plan should include funding NRTs,       should be researched by an Expert Panel and then made
    as is currently done in Quebec.                              available to lawyers and judges in order to improve their
                                                                 access to necessary information for making decisions
    3. Caregivers should not be permitted to smoke in vehi-      regarding child welfare in the courts.
    cles while transporting children, and the provincial gov-
    ernment should take steps to ensure the protection of        8. The provincial government should provide public
    children from SHS while traveling in vehicles through        health departments with adequate funding to meet their
    the introduction of legislation banning the use of           obligations under the Mandatory Programs and Services
    tobacco inside vehicles used to transport children.          Guidelines, including providing funding for the Breath-
                                                                 ing Space campaign to become provincewide.
    4. The Ministry of Children and Youth Services should
    work closely with the Ontario Association of Children’s      9. Programs should be created to enhance health profes-
    Aid Societies (OACAS) and the Children’s Aid Societies       sionals’ ability to prevent parents from exposing their
    (CAS)s to develop a uniform smoking policy, and to pro-      children to SHS. Effective training programs that allow
    vide ongoing education and support programs to enable        for health professionals to provide brief interventions
    foster parents to decrease the amount of SHS that chil-      should also be offered across all disciplines wherein the
    dren are exposed to in homes, and prohibit exposure in       opportunity exists to interact with parents and their chil-
    vehicles.                                                    dren. This training should become integral at the under-
                                                                 graduate training level, as well as within postgraduate
    5. Information about the health effects of SHS should be     and continuing education programs for practicing pro-
    included in professional education, project co-ordination,   fessionals.


2                                                                                        Ontario Medical Review • October 2004   2
OMA Position Paper

Introduction                                 children is carried out by foster par-    death syndrome, research has also
Exposure of children to second-hand          ents in homes that have been ap-          identified SHS exposure in child-
smoke (SHS) in the home is a wide-           proved by the government or welfare       hood as a risk factor for the develop-
spread problem in Ontario.                   agency.14                                 ment of cancer and heart disease in
   In 1999, approximately one in                Where the government assumes           adult life.16
four Ontario households reported             responsibility for any child, this           Furthermore, there is now emerg-
that at least one person used tobacco        should include the responsibility of      ing evidence that exposure to SHS
inside the home on a daily basis. Half       protecting the child from SHS. How-       during prenatal and/or postnatal
of all households with young chil-           ever, at the institutional level, a       periods can impact behaviour, atten-
dren and tobacco users reported that         smoke-free policy continues to be         tion, and children’s ability to reason
smoking occurred within the home.10          difficult to implement.                   and understand. 4, 5, 17-20
   In 2001, it was reported that daily          The Tobacco Control Act protects
smoking occurred in 21 per cent of           children in licensed day cares from       Prenatal exposure
homes in Canada with children                SHS exposure. However, many On-           Despite the well-known risks of smok-
under the age of 12 — this means             tario children are cared for in private   ing during pregnancy, there continues
that just over 800,000 children were         home day care environments, which         to be a population of women who
regularly exposed to the hazards of          may or may not be regulated by an         either use tobacco products through-
SHS in their homes.11                        agency.                                   out their pregnancies 21 and/or are
   The Canadian Tobacco Use Moni-               Despite the fact that there are        exposed to SHS.
toring Survey for the first half of 2003     associations that regulate agencies          Nicotine can cross the placental
reports that 10.6 per cent of Ontario        under their membership — thereby          barrier, thereby decreasing blood
households with children under the           providing some form of regulation         flow to the fetus, and affecting the
age of 14 had someone smoking in             for private home childcare — there        fetal cardiovascular system, gastroin-
the home every day, or almost every          remains variability in smoking poli-      testinal system, and central nervous
day — a decrease from the reported           cies among the individual agencies.       system.22
14 per cent in 2002.12                          There are also caregivers in private      Other components of cigarette
   Within Ontario households sur-            homes that do not have membership         smoke, such as carbon monoxide,
veyed in 2001-2002, those in which           under a larger agency, therefore leav-    have also been demonstrated to
all adults smoked, and children were         ing these environments unregulated        adversely affect fetal growth, leading
present, 64 per cent of residents were       for SHS exposure.                         to low birth weights.23-25
exposed to SHS, compared to 79 per              The family court is an arena in
cent in homes with no children. In           which the presence or absence of          Sudden Infant Death Syndrome
households where only some adults            smoking in the home is receiving in-      The relationship of tobacco smoke
smoked, and children were present,           creasing, but still sporadic, attention   exposure and sudden infant death
35 per cent of residents were exposed        in child custody cases. Although there    syndrome has been extensively stud-
to SHS, as opposed to 54 per cent in         has been some movement to give cus-       ied, and SHS is now a recognized risk
homes with no children.13                    tody to the non-smoking parent, there     factor for SIDS.
   Exposure to SHS can also occur in         is no standard across the province,          In addition to maternal tobacco
homes and home-like settings other           and it may be of benefit to provide       use, the impact of tobacco use by
than a child’s own home. At this             education to legal practitioners about    other caregivers in the home must
time, there is no provincial umbrella        the impact of SHS on child health,        also be recognized.
of protection from SHS for children          and the need to take parental smoking        Several studies have established an
who are not in their parents’ care.          into account in determining what is in    association between paternal tobacco
Because these children are cared for         the best interests of the child.15        use and SIDS, while accounting for
in home-like settings, such as foster                                                  maternal tobacco use.26-29 It has also
care or home-based day cares, regula-                                                  been found that the amount of house-
tion of SHS exposure is also a chal-
                                             Second-hand smoke and its                 hold SHS exposure can be correlated
lenge for these settings.                    impact on child health                    to the incidence of SIDS in a dose-
   Ontario’s new Ministry of Chil-           Several comprehensive scientific          response relationship.26, 27, 29
dren and Youth Services, established         reviews on the health effects of SHS
in October 2003, legislates child pro-       in children have appeared in the last     Respiratory illness and asthma
tection in the province. Local CASs          decade.                                   Studies on SHS and lower respiratory
provide child protection services and           It is clear that the impact of SHS     illnesses provided some of the first
have exclusive responsibility for the        on child health is substantial. In        evidence of the adverse effects of SHS.
provision of services under the Child        addition to its impact on respiratory     Some of the earliest studies in this
and Family Services Act.                     health (including otitis media), low      area showed an association between
   Ultimately, the actual care of the        birth weight, and sudden infant           the tobacco use of women during

3    Ontario Medical Review • October 2004                                                                                  3
OMA Position Paper


pregnancy, and subsequent admis-            responsiveness shortly after birth has     Cancer in adulthood
sions of their infants to hospital for      shown that infants whose mothers           The U.S. EPA 16, 34 and the Interna-
bronchitis and pneumonia30, 31              used tobacco during pregnancy have         tional Agency for Research on Can-
   In addition, the number of admis-        increased airways responsiveness,          cer,50 have both concluded that SHS
sions increased with the number of          and reduced ventilatory function,          is a group A carcinogen (i.e. it causes
cigarettes smoked. Since then, the          compared with those whose mothers          cancer in humans).
causative association between SHS           do no use tobacco.40, 41                      A small number of studies have
exposure from both mothers and                 Second, studies have shown that         examined the relationship between
fathers, and respiratory illnesses in       children with asthma, whose parents        exposure to SHS during childhood,
infants and children, has been firmly       use tobacco products, may have more        and cancer risk. Overall, cancer risk is
established.31, 32                          frequent episodes and more severe          greater for individuals with exposure
   At present, there is an extensive        symptoms.                                  to SHS during both childhood and
international body of knowledge                Exposure to SHS in the home has         adulthood than for individuals with
highlighting the increased risk of          been shown to increase the number          exposure during only one period.51
lower respiratory tract infections in       of emergency room visits made by              When specific cancer types are
infants with parents who use tobacco        asthmatic children.42, 43 In addition,     considered, it has been found that
(this includes a report from the Cana-      asthmatic children with mothers            leukemia and lymphoma among
dian Institute for Child Health in          who use tobacco products are more          adults are significantly related to
2000. 33) A 1992 report by the U.S.         likely to use asthma medications.44 In     exposure to maternal tobacco use
Environmental Protection Agency             one intervention study, a reduction        before 10 years of age.52
(EPA) estimated 150,000 to 300,000          in smoking by parents resulted in a           A study in the New England Journal
cases annually in infants and younger       decrease in the severity of asthma         of Medicine concluded that approxi-
children up to 18 months. 34 More           symptoms in their asthmatic chil-          mately one out of every five instances
recently, an analysis that combined         dren.45                                    of lung cancer in non-smokers could
data from 39 studies showed a 50 per           The relationship between expo-          be contributed to childhood SHS
cent increase in respiratory illness        sure to SHS and diseases of the ear        exposure.53
risk if either parent smoked.35             has also been established in several
   Exposure to SHS is a well-estab-         studies. A significant correlation         Heart disease
lished risk factor for asthma. Statistics   between otitis media and SHS expo-         A link between heart disease and SHS
from the U.S. EPA (1992) estimate           sure has been established in pediatric     exposure has been substantiated by
that 200,000 to 1,000,000 asthmatic         patients.46-49                             several studies, especially over the
children have their condition wors-                                                    last five years.54-57
ened by exposure to SHS,34 and recent       Child cognition                               There is strong evidence that
research continues to support and           A less-known effect of SHS exposure        shows involuntary exposure to SHS
expand these findings36 (this includes      is its impact on cognition. Emerging       is a cause of coronary heart disease
a study of Canadian school chil-            literature on SHS exposure is now          morbidity and mortality.
dren37).                                    showing an impact on a child’s atten-         When researchers looked to child-
   This disease is one that has led to      tion, behaviour, and ability to reason     hood exposure to SHS, correlations
more and more recommendations to            and understand (cognition).                were discovered that now identify
reduce SHS exposure in the home                 Children whose mothers did not         early exposure as a possible cause of
environment. In fact, all recom-            use tobacco, but were exposed to SHS       premature coronary heart disease.58, 59
mendations for the management of            during pregnancy, scored lower in
asthma urge reduction of SHS expo-          cognitive tests than those children
sure in the home.                           whose mothers were not exposed
                                                                                       Smoking in the home and in
   SHS is known to affect the preva-        during pregnancy.17                        vehicles
lence and severity of asthma symp-              Several studies over the last while    The health effects of SHS have be-
toms. First, SHS is an established          have validated a significant relation-     come more understood and recog-
contributor to the incidence of respi-      ship between exposure to SHS and           nized over the last 10 years.
ratory illnesses, and evidence has          attention, behaviour and cognition            Despite a growing protection from
shown that asthma can arise as a            in children.4, 18-20                       SHS in Ontario due to the imple-
long-term consequence of increased              Furthermore, it has now been re-       mentation of bylaws, and the pros-
occurrence of lower respiratory tract       ported that a significant association      pect of future implementation of a
infection in early childhood, or            exists between maternal smoking dur-       provincewide smoking ban in public
through other pathophysiological            ing pregnancy, and symptoms of             places and workplaces, there contin-
mechanisms, including inflamma-             attention deficit hyperactivity disorder   ues to be significant sources of SHS
tion of the respiratory epithelium.38, 39   (ADHD), which is independent of            for children in homes and vehicles.
   In fact, assessment of airways           other factors previously identified.5         Homes which allow smoking are a

4                                                                                        Ontario Medical Review • October 2004   4
OMA Position Paper


significant source of exposure to SHS        into the home through windows and         the likelihood of having smoking
because of the amount of time chil-          doors if cigarettes are smoked outside,   restrictions to 73 per cent, compared
dren spend indoors (especially when          and through contaminated clothes,         to 60 per cent in homes where all
younger), close physical contact with        skin and dust carried into the home if    adults smoked.74
their caregivers, and prolonged expo-        cigarettes are smoked elsewhere.8             Nonetheless, survey results from
sure over time. In fact, in homes that          Most parents are aware of the          Ontario show strong support for vol-
include smoking, air pollution can           health hazards of SHS exposure, and       untary restrictions on SHS expo-
reach the levels found in bars.6             make efforts to stop smoking or           sure.75-77 In fact, a 1996 report showed
   Vehicles provide a potent source          change their smoking behaviour to         35.4 per cent of the population
of SHS because of the restricted area        protect their children.66                 favoured a legal restriction on smok-
within which the smoke is circu-                In a major Canadian study com-         ing in the home, 77 suggesting that
lated.7                                      missioned by Health Canada in             interventions directed at decreasing
                                             1995, it was shown that about 30 per      SHS in homes and vehicles in On-
Smoking in the home                          cent of the parent population was         tario could be well received.
Attention must be directed toward            somewhat or very likely to respond            This is confirmed by a 2003 On-
using prevention/protection mea-             to messages about SHS.71                  tario survey that showed 87 per cent
sures in households with infants and            Using data from population-based       of respondents agreed that parents
younger children because of their            surveys of adults in Ontario conduc-      should not be allowed to smoke in
physical dependence on caregivers,           ted in 1992, 1993, 1995, and 1996,        homes with small children. When
as well as their susceptibility to the       trends in attitudes and current prac-     asked whether there should be a law
effects of SHS.                              tices concerning smoking in the           to prohibit parents from smoking
   Because of higher respiratory rates,      home were determined. Between             inside a home if children are living
children experience a higher internal        1992 and 1996, the percentage of          there, 63 per cent of respondents
exposure to SHS.60, 61 A recent study        respondents who agreed that parents       agreed.12
measuring levels of urinary cotinine         spending time at home with small              Many of the interventions that
— a well-known breakdown product             children should not smoke increased       have been evaluated and have shown
of nicotine— found lower levels in           from 51 per cent to 70 per cent.          success are targeted at the mother,
households where smoking was                 However, data from the survey in          and are more effective if the mother
completely banned inside the home.           1996 showed only 20 per cent of           is the only individual using tobacco
Effective protection cannot be               homes with children and any daily         in the home. When the mother is not
achieved by actions such as opening          tobacco users were smoke-free.72          the only smoker, or when she is not a
a window, smoking in another room,              Despite these changing attitudes       smoker herself, the counseling and
or using an air purifier.62-67               and behaviours with regard to SHS in      changes expected of her become
   New research has found that chil-         the home, challenges and considera-       much more difficult to implement.
dren exposed to SHS in homes —               tions remain. A 1994 Winnipeg study       The mother would be expected to
regardless of whether or not smoking         found that although 90 per cent of        influence members of her family to
was allowed indoors or restricted to         respondents indicated knowledge           make changes in their smoking
outside — will show levels of expo-          regarding the harmful effects of SHS      behaviours — this can be difficult,
sure higher than children in non-            in the home, only 24 per cent imple-      and often times impossible.78
smoking homes.68-70 In fact, a child’s       mented any SHS controls.73                    The size and type of living space,
exposure can still be five to seven             However, more recent data are          single parenting, other household
times higher when adults smoke out-          encouraging. Another population           members who smoke, and lower edu-
side compared to smoke-free homes.8          study conducted between May and           cation levels are all related to higher
   In a study published earlier this         December 2000 showed 27 per cent          levels of SHS exposure.75, 79, 80
year, Matt et al. cite possible reasons      of Ontario residents were exposed to          In addition, persons of lower socio-
for the observed exposure levels in          SHS in their homes — 21 per cent on       economic status may face a particu-
children that live in homes where            a daily basis, and six per cent on an     larly greater challenge in modifying
adults use tobacco outside. Their            occasional basis.                         SHS in their homes if they have fewer
findings indicate there are some                Homes with adult smokers, and          opportunities to smoke away from
sources of SHS that parents cannot           children present, were more likely to     their children, if their homes are
easily control through indoor smok-          have smoking restrictions in place        smaller with fewer rooms, and if they
ing bans. In fact, SHS can remain in         for family members than homes             do not have garages, balconies, or
the home even if smoking took place          without children (61 per cent com-        other places to smoke outdoors.81
days, weeks and months earlier 9             pared to 46 per cent). Having at              A 1994 Harvard-based Stop Tobac-
through contaminated dust and sur-           least one adult non-smoker in a           co Outreach Program offered smoking
faces, and a smoker’s finger.                home where children and other             parents of children seen in an outpa-
   Additionally, SHS can find its way        adult smokers are present increased       tient pediatric clinic, three brief coun-

5    Ontario Medical Review • October 2004                                                                                    5
OMA Position Paper


seling sessions, written materials, free     the access of NRTs. It is not currently      ing in cars that have a child in a safety
nicotine replacement therapy (NRT),          possible to purchase a one-day dose of       seat, once the law is enforced.86
proactive referral to a free state tele-     NRTs. Individuals must purchase                 A similar bill was introduced in
phone quit line, and fax referral to the     NRTs in a one-week supply (approxi-          New Hampshire this year.87
parents’ primary clinician.                  mately $30 per package), making the             In June, California moved closer to
   Of the parents who enrolled in the        cost much higher than the purchase           becoming the first state to have a ban
study, 81 per cent completed all three       cost of a single package of cigarettes       in force on smoking in vehicles carry-
counseling sessions, and 78 per cent         (approximately $7.50 in Ontario).            ing children by approving a bill via
accepted free NRT at the time of                Furthermore, the greater expendi-         the state’s Senate committee. The bill
enrolment. At a two-month follow-            ture is problematic for low-income           would make it an infraction to smoke
up, more than half of the participants       individuals who tend to have higher          in motor vehicles carrying children
had made a serious quit attempt.             smoking rates and lower quitting             who were under the age of six, or
More notably, the mean number of             rates.84                                     weighed less than 60 pounds and
cigarettes smoked inside the home               In its 1999 paper, the OMA recom-         were required by law to ride in child
and car declined over two months.            mended that the provincial gov-              safety seats. The bill would take effect
This approach may be effective in            ernment and the pharmaceutical               January 1, 2006, and require that any
reaching smokers who are otherwise           industry work together to closely            fines generated by the legislation be
unlikely to access smoking cessation         match the package quantity and cost          used for public education programs
interventions.82                             of NRTs to the package quantity and          about the dangers of SHS.88
   It is well understood that tobacco        cost of tobacco products.                       In a 1996 Ontario survey, 54.6 per
dependence can make the idea of not             The OMA again recommends that             cent of respondents said they would
smoking overwhelming for heavily             the government publicly fund NRTs, and       support a law prohibiting children’s
addicted individuals.                        that the Ontario Drug Benefit Plan           exposure to SHS in vehicles.77 Data
   In the 1999 OMA paper entitled            should include funding for NRTs, as is       from a 2003 survey showed a signifi-
“Rethinking Stop-Smoking Medica-             currently done in Quebec.                    cant increase in support, with 73.2
tions — Myths and Facts,” NRT use                                                         per cent of respondents saying there
was suggested for smokers who are            Smoking in vehicles                          should be a law that prohibits par-
not able, or willing, to quit smoking        Research has shown that SHS can              ents from smoking inside a car if chil-
in order to help them substantially          reach very high levels in vehicles. A        dren are present.12
reduce their cigarette consumption.          comprehensive study that measured               The OMA recommends that care-
As a potential side benefit, this type       cigarette smoke in vehicles showed           givers should not be permitted to smoke
of avoidance technique could lead to         that while driving with the windows          in vehicles while transporting children,
eventual quit attempts for these indi-       closed, a single smoker can raise the        and that the provincial government
viduals.83 (This paper is posted online      interior carbon monoxide levels sig-         take steps to ensure the protection of
at: http://www.oma.org/phealth/              nificantly by the third cigarette.           children from SHS while traveling in
tobaccomain.htm.)                               Furthermore, blood carboxyhe-             vehicles through the introduction of
   With the compounding issue of             moglobin levels of both the individ-         legislation banning the use of to-
parents being unable to leave chil-          ual using tobacco, and the individual        bacco inside vehicles used to trans-
dren unattended while going outside          exposed to SHS (as measured in               port children.
to smoke, or being unable to avoid           breath), increase significantly after
smoking during longer car trips, NRT         smoking has occurred.7 This, taken in
use in the home and in vehicles would        relation to the fact that children have
                                                                                          Children in regulated care
be an effective alternative.                 much higher respiratory rates and            Children in government care
   The OMA recommends that individ-          metabolism than adults, makes SHS            In Ontario, the Child and Family
uals responsible for the care of children    exposure in vehicles a serious prob-         Services Act provides the Minister of
who have tried quit methods that were        lem for children.                            Children and Youth Services with
unsuccessful, should be encouraged to           Based on the evidence that expo-          guardianship of children who have
use NRTs as a way to decrease SHS lev-       sure to SHS in a vehicle is 23-times         been removed from their parents’
els in their homes and cars. Because         more toxic than in a house due to the        custody because they are unwilling or
there is not much public information on      smaller enclosed space, the state of         unable to provide a safe environment
the use of NRTs for this purpose, a public   Colorado drafted a bill that would           for their children.
information campaign should be con-          impose fines on adults caught smok-             By acting as temporary guardians,
ducted to recommend to, and educate,         ing in cars when a child is present.85       the government assumes all of the
parents and caregivers about the use of         Earlier this year, the state of Georgia   responsibilities of natural parents
NRTs to avoid smoking in homes and           moved to an advanced stage of pro-           for the duration a child is in care.
vehicles.                                    cess that would allow police to pull         Government-approved agencies, and
   Cost remains a significant barrier to     over and fine drivers who are smok-          their foster parents, carry out the

6                                                                                           Ontario Medical Review • October 2004   6
OMA Position Paper


actual responsibility of caring for the      exposed to it, therefore agencies          an increase of 51 per cent and 59 per
children.                                    should take that into consideration.       cent respectively in foster home and
   There are currently 52 govern-               “There are agencies that advise         adoptive home availability since
ment-approved Children’s Aid So-             parents not to smoke in their homes,       March 31, 1998. 92 These increases
cieties (CASs) in Ontario, 51 of which       and there are others that have poli-       could help to allay concerns that
are members of the Ontario Associ-           cies regarding very young children, or     implementation of a comprehensive
ation of Children’s Aid Societies            children with medical conditions.”90       smoking policy would reduce avail-
(OACAS).                                        The OACAS does not, however,            ability of foster homes.
   Using provincial requirements             have the authority to enforce a pro-          In a ground-breaking decision, the
and local guidelines, each CAS is            vincewide policy, and its position         state of Maine implemented a law in
required to conduct an assessment of         does not ensure that local agencies        October 2003 that prohibits foster
potential foster families before the         will implement a policy.                   parents from smoking in their homes
placement of a child can occur.                 Furthermore, individual local           when children in their care could be
   Within the regulations, it is clearly     agencies have expressed concerns that      exposed to SHS. The original bill,
stated that an assessment of the child       by refusing potential foster parents       which would have also prohibited
must be done prior to placement,             because of their smoking status, there     foster parents from smoking in their
and includes assessing the medical           could be a further decline of much-        cars, was amended because officials
needs of the child.                          needed care for children in crisis.91      thought it was too restrictive.93
   In response to a motion that was             At the present time, there are sev-        In 2003, New York City Mayor
passed in 1996 by the Foster Parent          eral CASs in Ontario that have smok-       Michael Bloomberg made foster par-
Society of Ontario, which supported          ing policies or positions on smoking       ents part of his anti-smoking plat-
a ban on smoking in foster homes,            in foster homes (see Appendix A, p.        form by announcing that foster
and the release of a 1996 OMA paper          17).                                       parents who smoke will undergo
addressing the harmful effects of               For example, the CAS office in          extra scrutiny before the city places
SHS, a focus group was held at the           Kingston asks all foster parents not to    children in their homes.94
OACAS in 1997 to discuss smoking             smoke in the presence of children in          British adoption and fostering
in foster homes, and the effects that        their care, while the Toronto CAS will     agencies implemented guidelines in
SHS exposure has on children in              not place any children under five in       1993 that ban smokers from adopt-
these homes.                                 homes where smoking is allowed,            ing or caring for young children. The
   Participants included experts in          but will only prohibit such a place-       British Agencies for Adoption and
the field, foster parents, and CAS           ment of children over the age of five      Fostering referred to overwhelming
staff. As a result of these meetings,        if a child has a medical condition         evidence that children younger than
and a subsequent survey, it was con-         that is exacerbated by exposure to         two years of age, and those with res-
cluded that SHS in foster homes is a         SHS.                                       piratory illnesses, are at particular
challenging issue. In order to address          Halton CAS includes smoke-free          risk from SHS exposure.95
the problem, the OACAS prepared a            environments as a consideration for           The OMA recommends that the
background paper and information             approval of a foster home, and open-       Ministry of Children and Youth Servi-
package about SHS and its detrimen-          ing windows or smoking in another          ces work closely with the OACAS and
tal effect on the health of children, to     room do not meet the criteria for a        CASs to develop a uniform smoking pol-
be distributed to all agencies in the        smoke-free environment (See Appen-         icy, and to provide ongoing education
province.89                                  dix B, p. 17).                             and support programs to enable foster
   The OACAS directs individual                 Enforcement of Halton CAS smok-         parents to decrease the amount of SHS
agencies to implement their own              ing policy has not required any extra      that children are exposed to in homes
policies, but does not have a compre-        funding and/or staff, and feedback         and vehicles.
hensive smoking policy for foster            has shown little resistance from long-
homes because of the great concern           time and/or new foster parents.            Private home day cares
about availability of placements for            For the period between April 1,         In Ontario, home childcare is pro-
the many children in need of care.           2003, and March 31, 2004, it was           vided to children in approved private
   The official position of the OACAS        projected that CASs in Ontario would       homes other than that of the par-
emphasizes the hazards of exposing           provide substitute care for 24,578         ent/caregiver, for up to a maximum
children to SHS, and encourages the          children. It is encouraging to note that   of five children under the age of 10.
individual agencies to implement             between March 31, 1998, and March             Standards of care are set by the
practices, positions or policies that        31, 2003, there was a 42 per cent in-      Ministry of Children’s Services under
protect children from SHS in foster          crease in the availability of foster       the Day Nurseries Act.
homes.                                       homes, and a 43 per cent increase in          While Ontario’s Tobacco Control
   “Our position is that SHS is dan-         the availability of adoptive homes.        Act mandates that all educational
gerous, and children shouldn’t be               As of March 31, 2004, there was         institutions, including licensed day

7    Ontario Medical Review • October 2004                                                                                  7
OMA Position Paper


nurseries, be smoke-free, this cover-     giver shall be smoke-free during           be affected by her father’s smoking
age does not extend to homes in           childcare times.”                          during visitations.102
which private home-based childcare is        The OMA recommends that infor-             There have since been several cases
offered. Government does not provide      mation about the health effects of SHS     in all levels of the Canadian court
policies to protect children in home      be included in professional education,     system that have made SHS a consid-
childcare from exposure to SHS.           project co-ordination, and public educa-   eration in custody determinations.
    The Home Child Care Association       tion and awareness programs that are          In a well-publicized case from
of Ontario (HCCAO) estimates that         currently offered through umbrella         2002, a father in British Columbia
over 80,000 children in the province      agencies such as the HCCAO.                refused to give signed permission for
are being cared for in childcare faci-       The OMA recommends that the             his former wife to travel outside of
lities that are regulated by approxi-     provincial government amend the Day        Canada with their son because she
mately 70 Home Child Care agencies.96     Nurseries Act to ban smoking and pro-      would not agree to refrain from smok-
These agencies provide assurance          vide enforcement to ensure compliance      ing in the car. When she finally agreed
that legislated standards are met and     in any homes and/or facilities that pro-   in court to smoke outside the vehicle,
maintained in each caregiver’s home.      vide childcare.                            the judge decided the case did not
    Agencies that are licensed to man-                                               need to be pursued any further.103
age individual home childcare facili-                                                   An Ontario Superior Court decision
ties are also subject to inspections by
                                          Second-hand smoke and child                (2002) ordered the removal of a child
the Ministry.                             custody decisions                          with serious health problems from his
    While individual agencies may         Custody decisions focus on the best        mother’s home, and ruled that the
have smoking policies in place, they      interests of the child, and in doing so,   father would become the primary resi-
do vary. Most will advise parents of      place the needs of children ahead of       dential parent because the mother
any smoking that occurs in the home       parents’ interests.99                      refused to stop smoking. The court
childcare environment, and will dis-         Legislation clearly states that the     reached its decision on the basis that
tribute information about the bene-       physical health of the child is an im-     the child’s health was being placed at
fits of smoke-free homes.97 However,      portant factor in determining a child’s    risk when in the care of his mother.104
without a comprehensive smoking           best interests, and both provincial           Custody hearings provide an
policy in place, there is no way to       and federal law dictate that judges are    opportunity to place the needs and
ensure a smoke-free environment for       required to make the best interests of     well-being of the child at the forefront
children in these settings.98 Further-    the child a major factor in their deci-    of any decision-making.
more, there are also several home-        sions.15 Therefore, parental smoking          When parental smoking is ad-
based childcare environments that         is an issue that can be considered by      dressed, experience has shown that
are not part of a larger agency, and      the court, and thereby provides an         objections may be raised on the basis
therefore not regulated.                  opportunity for intervention with          of the addictive nature of smoking.
    Individual municipalities are         respect to restricting a child’s expo-     However, a significant number of
responsible for managing licensed         sure to SHS in the home.                   court decisions have determined that
childcare agencies, thus providing a         Children with asthma have been a        other addictions place children at
valuable opportunity to intervene         focus for Canadian cases involving         risk, and have subsequently estab-
with respect to protecting children       access to children, and custody by         lished that such addictions could be
from second-hand smoke exposure.          smoking parents.100, 101 Parents who       indicative of lack of parental fitness.100
    Childcare centres are eligible to     refuse to provide smoke-free environ-         The consideration of parental
receive subsidization, and must           ments for asthmatic children have          smoking during custody determina-
therefore sign a contract with the        been denied access or custody.             tions can also serve an important
municipalities.                              A review of custody cases in the        educational purpose.
    For example, in May 2003, the         United States from 1997 shows that            First, any publicity that comes
Region of Waterloo Social Services        most decisions favoured protection         from such cases is beneficial in edu-
revised its contracts for home-based      of the child from SHS, and although        cating the public about the impact of
day care providers who apply for          some cases allowed for smoking in          SHS on children’s health.
subsidization from the Region.            other parts of the home, most in-             Second, the solutions developed
Previously, home-based day care           volved a complete ban, including a         by some courts show that there are
providers in Waterloo were encour-        ban in vehicles, that was applicable       effective ways to decrease a child’s
aged to provide smoke-free spaces         to both parents.101                        exposure to SHS in the home.
during childcare hours. The contract         The first Canadian case to consider        For example, some courts have or-
now includes the following state-         parental smoking took place in 1988.       dered a restriction of parental smok-
ment: “The indoor areas of a care-        An Ontario court terminated a father’s     ing around children that requires
giver’s residence and all indoor places   access to his daughter after the child’s   parents to be aware of where and
where the child attends with the care-    asthma and allergies were proven to        when they smoke. In most cases, it

8                                                                                      Ontario Medical Review • October 2004   8
OMA Position Paper


implies parents simply have to go            seven pubic health units, with subse-      from parents and community mem-
outside to smoke.99                          quent evaluation results showing           bers to provide some measure of the
    Because of an increasing number          there was a significant impact on atti-    effectiveness of the messages.
of court cases that involve parental         tudes and behavioural intentions of           In order to keep the smoke-free
smoking, lawyers and judges have             the target audience. Furthermore, the      homes message alive in the commu-
access to rulings regarding SHS which        campaign was shown to increase             nity, health units are encouraged to
have set legal precedent. However, it        awareness of the health-hazards of         participate by contributing their own
is still essential that awareness of the     SHS, as well as the likelihood that        funding and resources to supplement
health issues be available to these          individuals would ask someone who          broad media campaigns in their area.
decision-makers.                             smoked to refrain from smoking in             In Ontario, the 1997 Public Health
    The OMA recommends that a system         the home.109                               Mandatory Health Programs and Servi-
which facilitates the dissemination of           In response to the evaluation, the     ces Guidelines (MHPSG) mandate
medical and legal information regarding      winter 2003 campaign was expanded          programming for boards of health.
SHS and children be researched by an         to include 23 of Ontario’s 37 health       As such, many health units are able
expert panel, and then made available to     units, thereby allowing for regions in     to participate in the campaign be-
lawyers and judges in order to improve       Ontario with limited funds and             cause it meets the initiatives outlined
their access to necessary information        resources to benefit from a province-      for SHS control in the MHPSG. How-
regarding child welfare in the courts.       wide campaign. The campaign mate-          ever, several health units have not
                                             rials were translated into French, and     participated due to financial and/or
                                             a smaller selection was translated         other resource shortages during times
Public health campaigns                      into Ojibway, Ojicree, and Cree by         of campaign implementation.
Research in health promotion has             request from Northern communities.            In early 2004, the partnering 23
shown that mass media messages, in               Numerous municipalities across         health units, and Cancer Care On-
combination with community-based             Ontario have participated in Breath-       tario – Prevention Unit, provided in-
interventions, can have a great impact       ing Space: Community Partners for          kind and financial resources to
on increasing awareness and encour-          Smoke-Free Homes,109 however, not          develop and focus test campaign cre-
aging behavioural change. However,           all boards of health participated in       ative addressing hard-to-reach audi-
evaluations of community-based pro-          the campaign and/or have adequate          ences. The partnership has grown to
grams have shown both success and            resources to administer them.              33 health units, currently seeking
failure in being able to decrease SHS            A review compiled for Health           financial support to fund the imple-
in homes and vehicles.105-108                Canada in April 2003 summarized            mentation of a provincewide media
   Breathing Space: Community                the effectiveness of the media com-        campaign using this new creative.110
Partners for Smoke-Free Homes is a           ponent of the campaign. The results           The Breathing Space campaign has
social marketing campaign meant to           were encouraging, and showed an            been presented at more than a dozen
be delivered by public health units          increase in the number of individuals      conferences and workshops across
across Ontario, along with commu-            — from 63 per cent in 2000 to 74 per       Ontario, Canada, and internationally.
nity-based education, in an effort to        cent in 2003 — who would be will-          As a result, several Canadian provin-
inform people of the dangers of SHS          ing to ask someone to smoke outside        ces and other countries continue to
in homes and vehicles.                       if children were present.                  seek information and consultation
   The campaign focuses on motivat-              There was also an increase in          from Breathing Space in designing,
ing people to make their homes 100           agreement among participants that          implementing, and evaluating their
per cent smoke-free, with a long-term        SHS is a serious health hazard, rising     own smoke-free homes initiatives.
goal of increasing the proportion of         from 74 per cent in 2000 to 88 per-           Materials from the campaign are
smoke-free homes by 2010.                    cent in 2003.                              also valuable in other public educa-
   Using radio, newspaper and transit            The major limitation of this evalu-    tion endeavours, and are used in
advertising, the messages are delivered      ation is that it was restricted to atti-   public health programs, including:
to a target audience of individuals who      tudes and behavioural intentions,          Best Start; Healthy Babies, Healthy
smoke in the home, or allow smoking          and did not measure actual impact          Children; Heart Healthy programs;
in the home, particularly those with         on the prevalence of smoking in            Heart Smart; Workplace Wellness
children under the age of 18. The cam-       homes with children.                       Days and cessation displays; and
paign was conducted in 2000, 2001,               Budget constraints are a major         health fairs.109
and 2003, with funding support from          impediment to being able to mea-              The OMA recommends that the
the Tobacco Control Programme,               sure the overall effectiveness of the      provincial government provide public
Health Canada, and the Ontario               campaign on behaviour change.              health departments with adequate fund-
Tobacco Strategy of the Ministry of          Instead, the boards of health from         ing to meet their obligations under the
Health and Long-Term Care.                   participating health units have            Mandatory Programs and Services
   The campaign initially involved           relied on word-of-mouth feedback           Guidelines, including providing funds

9    Ontario Medical Review • October 2004                                                                                   9
OMA Position Paper


for the Breathing Space campaign to        ing interventions during parent-child      regarding their practices in advising
become provincewide.                       visits to health professionals — pri-      parents about smoking.
   The campaign should have ade-           marily family physicians — must be              Using data from the U.S. National
quate funding to focus on hard-to-         investigated and evaluated.                Ambulatory Medical Care Survey
reach audiences, and allow for the            There are chronic and acute child-      between 1997 and 1999, a compre-
recommended duration/frequency             hood health problems that are linked       hensive assessment of the frequency
required to have the desired impact        to SHS exposure, and it is clear that      of clinician-reported delivery of
on the public.                             these interactions provide valuable        counseling for avoidance of child
   Funding should also be available to     teachable moments for effecting            SHS exposure was conducted during
allow for the use of such methods as       change, particularly among special-        periodic well-child visits and illness
repeat surveys to allow for a thorough     ists who commonly treat these ill-         visits for both asthma and otitis
assessment of the campaign’s effective-    nesses (e.g., pediatricians, allergists,   media. Results collected from 1997
ness in reducing the number of homes       respirologists, ear nose and throat        to 1999 showed a very low rate of
and vehicles that allow smoking.           specialists, and emergency room            tobacco counseling for well-child vis-
                                           physicians — particularly pediatric).      its, and for diagnoses affected by
Interventions by health-care                  Successful training and implemen-       SHS, with 4.1 per cent at well-child
                                           tation of tobacco interventions by         visits, 4.4 per cent at illness visits for
professionals                              clinicians should be applied to all        asthma, and 0.3 per cent of illness
Although there is evidence to support      disciplines, especially those that         visits for otitis media.117
the incorporation of smoking inter-        work closely with children most                In a 2003 study from Boston’s
ventions by primary care clinicians in     adversely affected by SHS exposure,        Children’s Hospital, a telephone sur-
a public health approach, evalua-          including nurses, obstetricians, mid-      vey of households (conducted from
tions of the effectiveness of these pro-   wives, respiratory therapists, pharma-     July 2001 to September 2001) col-
grams have also shown varied success       cists, dentists and psychiatrists.         lected data to examine and compare
in reducing children’s exposure.111, 112      When Wall and associates focused        rates of pediatrician and family prac-
These varied findings provide solid        on interventions with newborn              titioner screening and counseling for
evidence of the need for ongoing           infants, they saw benefit from the         parental tobacco use.
research to improve intervention           motivation of new mothers to pro-              The study found that although
attempts and compliance.                   tect their newborn children.113            there was a higher rate of discussion
   One of the greatest challenges to          Another study by Butz and col-          about parental smoking with pedia-
success lies in developing strategies      leagues — a comparison of SHS              tricians versus family practitioners,
to address the factors that reinforce      among children with chronic respira-       fewer than half reported being coun-
smoking and SHS exposure, such as          tory diseases, including cystic fibro-     seled by either specialty about the
addiction, and the influence of fam-       sis, to healthy children and children      dangers of SHS, or the risks of model-
ily and friends. This can fall beyond a    with non-respiratory chronic ill-          ing smoking behaviour. Similarly,
practitioner’s ability to deliver brief,   nesses — showed that more than 80          fewer than half received advice to
or one-time, counseling sessions.112       per cent of the asthma and cystic          quit smoking.118
   Wall and colleagues, however,           fibrosis respondents showed a                  There is an encouraging increase
reported that new mothers who              change in parents’ smoking behav-          in the number of studies designed to
received literature about SHS, and a       iour (i.e. smoking outside the home        measure and analyze smoking inter-
letter advising them to quit smoking,      or smoking fewer cigarettes) after the     vention methods among clinicians.
as well as written and oral advice dur-    diagnosis of their child’s illness, ver-       For example, in 1993, the American
ing four subsequent well-baby visits,      sus only 40 per cent in the non-respi-     Academy of Pediatrics created a
demonstrated significantly higher          ratory groups.114                          workshop, entitled “Clean Air for
cessation rates, and significantly            Several studies examining the           Children: Three Hour Training Work-
lower relapse rates, than mothers          prevalence of smoking advice and/or        shop,” to train pediatricians in smok-
receiving initial literature alone. This   cessation assistance among clinicians      ing-cessation counseling.
study showed that brief interventions      and practitioners have reported that           Pediatricians from the same acade-
over repeated contacts can reduce          barriers to providing advice include:      mic medical centre were divided into
smoking rates.113                          lack of time, feelings that parents did    two groups — those who did, and
   Furthermore, it supports the sug-       not expect to receive advice, and feel-    those who did not, attend the train-
gestion that opportunities exist for       ing ill at ease offering advice.115        ing session. Evaluators then assessed
counseling parents on the effects of          In 2005, the Ontario Tobacco Re-        changes in practice related to smok-
SHS exposure.                              search Unit116 is expected to publish      ing intervention. Those pediatricians
   The effectiveness of informing par-     data concerning findings of a nation-      who had attended the training ses-
ents about the dangers of SHS, and         al evaluation of interventions among       sion were more likely to inquire
offering advice/assistance with smok-      pediatricians and family practitioners     about parental smoking status, iden-

10                                                                                      Ontario Medical Review • October 2004   10
OMA Position Paper


tify smokers, and offer advice about             In Ontario, these visits are con-       sive use. However, this program has
the effects of SHS exposure.119              ducted by both pediatricians and,           yet to be extensively implemented in
   A recent survey of pediatricians          most often, family physicians, or           Ontario medical schools.127
conducted by the University of               throughout the first six years of life,        Primary health-care providers reg-
Michigan found that the percentage           as well as during additional office vis-    ularly address parents about nutri-
of physicians with reported high lev-        its for treatment of illnesses.             tion, lead poisoning, and other child
els of self-efficacy when screening              These visits create a valuable          health safety issues, including those
parents of asthmatic children to iden-       opportunity to provide ongoing              in the home, and their involvement
tify smokers, and/or counsel them,           information to parents on SHS and           has contributed to changes in social
was directly related to the amount of        its dangers.82                              norms, including infant car seats and
formal training in smoking cessation             Surveys of parents suggest that         bicycle helmets. It is clear that assis-
throughout their careers.120                 intervention by health-care profes-         tance in the management of SHS
   Since 1996, the OMA’s Clinical            sionals regarding SHS exposure and          exposure may also result in signifi-
Tobacco Intervention (CTI) Program           children is warranted, and thought to       cant reductions in tobacco-related ill-
has helped to educate and support            be appropriate, with a majority of          nesses.
Ontario physicians to assist patients        parents indicating that they would be          As the people most knowledge-
with their smoking-cessation efforts.        receptive to receiving information          able about child health in their com-
   In 2000, the Ontario Dental As-           and/or advice regarding their tobacco       munities, health-care providers who
sociation and the Ontario Phar-              use.115, 122, 123                           treat children and their families can
macists’ Association joined with the             The importance of including smok-       also play a role in reducing children’s
OMA for delivery of CTI, with fund-          ing cessation instruction within med-       exposure to SHS in two ways — by
ing provided by the provincial gov-          ical school curricula has resulted in       counseling parents, and by working
ernment.                                     increasing attention toward educa-          within the community to enact more
   CTI is an evidence-based program          tional methods for training medical         comprehensive policies regarding
designed to recruit and educate              students in tobacco intervention.           SHS in homes and vehicles.128
physicians, dentists and pharmacists         However, there are still gaps in the           There is also a place for interven-
to perform tobacco-cessation inter-          curriculum, including a lack of inte-       tion among other health professions,
ventions with patients. This is done         gration during the four years of med-       including nurses (both in hospitals
through the provision of educational         ical school curricula, specific training    and in public health), nurse prac-
programs, patient materials, ongoing         in the use of nicotine replacement          titioners, physicians’ assistants,
support, and special projects.               therapies, tobacco intervention train-      obstetricians, midwives, lactation
   CTI focuses on the minimal con-           ing that addresses cultural issues, and     consultants, pre-natal and post-par-
tact intervention approach (brief            long-term studies showing that such         tum social workers, respiratory thera-
patient interventions lasting three to       training is retained in practice.124, 125   pists, pharmacists and dentists.
five minutes), and the “five A’s”                A comprehensive 1997 survey of             It is important to recognize and
model, which entails: asking patients        Canadian schools that train health          support programs that have the
about their smoking status, advising         professionals showed more hours             potential to impact families with
patients about the health risks,             were devoted to education about the         children.
assessing patients’ readiness to quit,       diseases caused by smoking than to             For example, the Healthy Babies,
assisting patients who are ready to          counseling patients to quit. Many           Healthy Children program provided
quit, and arranging follow-up.               schools had no smoking counseling           by Ontario’s 37 health units supplies
   Ongoing collaboration among the           curriculum, and the average number          information and extra support to
three associations works to provide          of hours devoted to counseling among        families with children from birth to
clear and consistent messages to             those who replied to the survey was         age six. This program includes home
patients about the importance of             only two.126                                visits, thereby providing a valuable
ceasing tobacco use. 121 However,                The family and community medi-          opportunity for public health nurses
despite its effectiveness, this type of      cine department at the University of        to assess and intervene regarding
programming has yet to be extended           Toronto designed and implemented            SHS exposure in home environ-
in order to enable health profession-        a module called Project CREATE that         ments.129
als to provide interventions to parents      addresses smoking cessation, for use           Programs such as Pregnets —
and caregivers regarding their tobacco       by medical students, residents and          formed in March 2002 to encourage
use and its impact on children.              faculty.                                    Ontario health professionals across
   Gidding suggests that pediatri-               Presentations have already been         all disciplines, including researchers
cians take advantage of the recom-           made to second-year medical stu-            and policy-makers, to develop a net-
mended series of well-child visits in        dents at the University of Toronto,         work that will focus on the issue of
order to counsel parents on the              and there are plans for the module to       smoking in pregnancy and postpar-
effects of SHS on children.82                be updated for future comprehen-            tum — are also extremely valuable in

11   Ontario Medical Review • October 2004                                                                                    11
OMA Position Paper


establishing a network across various          eliminate SHS in their homes and          3. Kessler DA, Natanblut SI, Wilken-
health professions.130                         vehicles to achieve success.              field JP, et al. Nicotine addiction: a
   The trained quit specialists at the            If progress is made toward imple-      pediatric disease. J Pediatr 1997
Canadian Cancer Society’s Smokers’             menting the recommendations out-          Apr;130(4):518-524.
Helpline can also provide a valuable           lined in this document, a significant     4. Weitzman M, Byrd R, Aligne A, et
support to parents who are trying to           improvement in the health of On-          al. The effects of tobacco exposure on
make changes regarding tobacco use             tario’s children would be inevitable.     children’s behavioural and cognitive
in their homes and vehicles.                      The OMA urges the individuals          functioning: implications for clinical
   Because of their unique opportu-            who have the ability to make a differ-    and public health policy and future
nity to interact with parents and              ence in this matter, including par-       research. Neurotoxicol Teratol 2002
children, health-care and other pro-           ents, educators, pubic health, health-    May-Jun;24(3):397-406.
fessionals who work closely with               care providers and legislators, to take   5. Thapar A, Fowler T, Rice F, et al.
families should be trained to inter-           immediate steps toward accomplish-        Maternal smoking during pregnancy
vene in families where smoking is              ing this goal.                            and attention deficit hyperactivity
prevalent. In order for this to occur,                                                   disorder symptoms in offspring. Am J
however, evidence has shown that               Acknowledgments                           Psychiatry 2003 Nov;160(11):1985-9.
additional training and guidance is            This paper was prepared by Louise         6. Repace JL. Risk management of
required for these individuals to be           Gleeson, Policy Research Officer for      passive smoking at work and at
able to implement effective assess-            the Ontario Campaign for Action on        home. Saint Louis Univ Public Law Rev
ment and intervention practices.               Tobacco (OCAT), with direction            1994;13(2):763-785.
   The OMA recommends that programs            and support from Dr. Ted Boadway,         7. Ott W, Langan L, Switzer P. A time
be created to enhance health profession-       Executive Director, OMA Health            series model for cigarette smoking
als’ ability to prevent parents from expos-    Policy Department, and Flora Aron-        activity patterns: model validation
ing their children to SHS. Effective           shtam, Senior Adviser, OMA Health         for carbon monoxide and respirable
training programs that allow for health        Policy Department.                        particles in a chamber and an auto-
professionals to provide brief interven-          The OMA wishes to express its          mobile. J Expo Anal Environ Epidemiol
tions should also be offered across all dis-   gratitude to the many individuals         1992;2(Suppl 2):175-200.
ciplines wherein the opportunity exists to     and representatives of groups for         8. Matt GE, Quintana M, Hovell MF,
interact with parents and their children.      their valued comments during the          et al. Households contaminated by
This training should be integral at both       development of this position paper,       environmental tobacco smoke:
the undergraduate medical school level,        notably: Michael Perley, Director,        sources of infant exposures. Tob
as well as within postgraduate and con-        Ontario Coalition Against Tobacco         Control 2004 Feb;13(1):29-37.
tinuing education programs for practic-        (OCAT); OMA Committees and Cli-           9. Daisey JM, Mahanama KR, Hodg-
ing professionals.                             nical Sections; external reviewers,       son AT. Toxic volatile organic com-
                                               including clinical, research, and         pounds in simulated environmental
                                               public health experts in the pro-         tobacco smoke: emission factors for
Conclusion                                     vince.                                    exposure assessment. J Expo Anal
The purpose of this document is to                The development of this position       Environ Epidemiol 1998 Jul-Sep;8
outline the position of the OMA con-           paper was initiated and supported         (3):313-34.
cerning the impact of SHS exposure             by the OMA Committee on Child             10. Ontario Tobacco Research Unit.
on the health of children, and what            Health: Dr. Robin Williams, Chair,        Protection from second-hand tobac-
should be done to lessen this expo-            Dr. Alan Hudak, Dr. William Wat-          co smoke in Ontario: a review of the
sure.                                          son, Dr. Eugene Ng, Dr. Ahmed             evidence regarding best practices.
   SHS poses a major risk to the               Boachie, and Dr. Umberto Cellu-           Toronto, ON: University of Toronto;
health and well-being of children,             pica.                                     2001 May. Available from: http://
and steps can be taken to signifi-                                                       www.otru.org/pdf/special/special_
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13   Ontario Medical Review • October 2004                                                                                  13
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ing on airway responsiveness in early     AJ, et al. Cancer risk in adulthood       how to identify and correct indoor
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14                                                                                    Ontario Medical Review • October 2004   14
Exposure to second-hand smoke:
Exposure to second-hand smoke:
Exposure to second-hand smoke:

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Exposure to second-hand smoke:

  • 2. Table of Contents Executive Summary p. 1 OMA Recommendations to Protect Children from Exposure to Second-Hand Smoke p. 2 1. Introduction p. 3 2. Second-Hand Smoke and its Impact on Child Health p. 3 2.1 Prenatal Exposure p. 3 2.2 Sudden Infant Death Syndrome (SIDS) p. 3 2.3 Respiratory Illness and Asthma p. 3 2.4 Child Cognition p. 4 2.5 Cancer in Adulthood p. 4 2.6 Heart Disease p. 4 3. Smoking in the Home and in Vehicles p. 4 3.1 Smoking in the Home p. 5 3.2 Smoking in Vehicles p. 6 4. Children in Regulated Care p. 6 4.1 Children in Government Care p. 6 4.2 Private Home Day Cares p. 7 5. Second-hand Smoke and Child Custody Decisions p. 8 6. Public Health Campaigns p. 9 7. Interventions by Health-Care Professionals p. 10 8. Conclusion p. 12 Acknowledgments p. 12 References p. 12 Appendix I • Sample of Smoking Policies from Children’s Aid Societies Agencies in Ontario (p. 17) Appendix II • Smoking Policy for Halton Region Children’s Aid Society – 2004 (p. 17)
  • 3. Exposure to second-hand smoke: are we protecting our kids? A Position Paper by the Ontario Medical Association Executive Summary exposure to SHS in homes and vehi- cles, and many public settings that T he Ontario Medical Association (OMA) is the children frequent are still not smoke- free. professional association of the province’s Tobacco control efforts across Ontario are increasing with the pas- 25,000 physicians, and represents its members sage of smoking bylaws in a majority of municipalities making public in a variety of clinical, policy and economic areas. places and workplaces smoke-free. The provincial government has also The mission of the Association is to “serve the med- made a strong commitment to imple- ment a comprehensive provincewide ical profession and the people of Ontario in the pur- smoking ban by 2007. Nonetheless, protection for chil- suit of good health and excellence in health care.” dren where they are most commonly exposed remains a concern, and could The OMA has issued statements indi- adult tobacco use is also a child health become a more acute problem if a cating the need to prevent exposure problem. 2, 3 Prenatal and postnatal growing number of parents and care- of children to second-hand smoke exposure to SHS has multiple signifi- givers begin to view their homes and (SHS). cant negative effects on a child’s vehicles as among the few places In its 1996 position paper entitled health during both childhood and where they are able to smoke. “Second-Hand Smoke and Indoor Air subsequent adulthood. SHS exposure is a compelling Quality,” the OMA recommended SHS is known to increase the risk problem for Ontario’s children. It has that all Ontario workplaces and pub- of low birth weight, serve as a trigger now been established that levels of lic places become smoke-free (this for asthma symptoms and lower res- SHS in homes can reach those found paper is posted online at: http://www. piratory infections, and has been in bars. 6 Exposure in vehicles is oma.org/phealth/tobaccomain.htm). associated with sudden infant death known to be especially potent be- Furthermore, it was suggested that syndrome (SIDS), ear infections, and cause of the restricted space.7 an expert advisory group, including an increased risk for development of There is strong evidence that even individuals with expertise in law, cancer and heart disease in adults. though some caregivers practice medicine, civil and individual rights, Furthermore, there is now emerg- indoor smoking bans, significant and ethics, be formed in order to ing evidence that exposure to SHS exposure to SHS can still occur.8, 9 consider the comprehensive control can negatively impact behaviour, Parents who continue to use to- of SHS, including elimination of SHS attention, and cognition.4, 5 bacco in the presence of their chil- in the home.1 A substantial number of children dren — either because they are There is growing awareness that continue to be at risk as a result of unaware of the detrimental health 1 Ontario Medical Review • October 2004 1
  • 4. OMA Position Paper effects, or are unable to quit because should be dealt with through legisla- can regulate such exposure. of a heavy dependence — need guid- tion. The OMA believes that, if imple- ance and ongoing support to be able The purpose of this document is to mented, the recommendations in this to decrease the exposure of their chil- outline the position of the OMA with report will lead to a significant reduc- dren to SHS. respect to the importance of protect- tion in children’s exposure to SHS. The OMA has a longstanding com- ing children from exposure to SHS. Efforts underpinning the im- mitment to the reduction of SHS This is not only relevant in homes plementation of these recommen- exposure, and it is now time to and vehicles, where children are dations will increase public and address its impact on children in most commonly exposed, but also professional awareness of this impor- home settings. in situations where organizations tant children’s health issue, and pro- Furthermore, evidence makes it such as Children’s Aid Societies mote interventions to eliminate clear that SHS exposure in vehicles (CAS)s, family court, and day cares children’s exposure to SHS. OMA Recommendations to Protect Children from Exposure to Second-Hand Smoke 1. Individuals responsible for the care of children who and public education and awareness programs that are have tried quit methods that were unsuccessful, should currently offered through umbrella agencies such as the be encouraged to use nicotine replacement therapies Home Child Care Association of Ontario (HCCAO). (NRTs) as a way to decrease second-hand smoke (SHS) levels in their homes and cars. Because there is not much 6. The provincial government should amend the Day public information on the use of NRTs for this purpose, a Nurseries Act to ban smoking, and provide enforcement public information campaign should be conducted to to ensure compliance in any homes and/or facilities that recommend and educate parents and caregivers about provide childcare. the use of NRTs to avoid smoking in homes and vehicles. 7. A system which facilitates the dissemination of med- 2. The government should publicly fund NRTs, and the ical and legal information regarding SHS and children Ontario Drug Benefit Plan should include funding NRTs, should be researched by an Expert Panel and then made as is currently done in Quebec. available to lawyers and judges in order to improve their access to necessary information for making decisions 3. Caregivers should not be permitted to smoke in vehi- regarding child welfare in the courts. cles while transporting children, and the provincial gov- ernment should take steps to ensure the protection of 8. The provincial government should provide public children from SHS while traveling in vehicles through health departments with adequate funding to meet their the introduction of legislation banning the use of obligations under the Mandatory Programs and Services tobacco inside vehicles used to transport children. Guidelines, including providing funding for the Breath- ing Space campaign to become provincewide. 4. The Ministry of Children and Youth Services should work closely with the Ontario Association of Children’s 9. Programs should be created to enhance health profes- Aid Societies (OACAS) and the Children’s Aid Societies sionals’ ability to prevent parents from exposing their (CAS)s to develop a uniform smoking policy, and to pro- children to SHS. Effective training programs that allow vide ongoing education and support programs to enable for health professionals to provide brief interventions foster parents to decrease the amount of SHS that chil- should also be offered across all disciplines wherein the dren are exposed to in homes, and prohibit exposure in opportunity exists to interact with parents and their chil- vehicles. dren. This training should become integral at the under- graduate training level, as well as within postgraduate 5. Information about the health effects of SHS should be and continuing education programs for practicing pro- included in professional education, project co-ordination, fessionals. 2 Ontario Medical Review • October 2004 2
  • 5. OMA Position Paper Introduction children is carried out by foster par- death syndrome, research has also Exposure of children to second-hand ents in homes that have been ap- identified SHS exposure in child- smoke (SHS) in the home is a wide- proved by the government or welfare hood as a risk factor for the develop- spread problem in Ontario. agency.14 ment of cancer and heart disease in In 1999, approximately one in Where the government assumes adult life.16 four Ontario households reported responsibility for any child, this Furthermore, there is now emerg- that at least one person used tobacco should include the responsibility of ing evidence that exposure to SHS inside the home on a daily basis. Half protecting the child from SHS. How- during prenatal and/or postnatal of all households with young chil- ever, at the institutional level, a periods can impact behaviour, atten- dren and tobacco users reported that smoke-free policy continues to be tion, and children’s ability to reason smoking occurred within the home.10 difficult to implement. and understand. 4, 5, 17-20 In 2001, it was reported that daily The Tobacco Control Act protects smoking occurred in 21 per cent of children in licensed day cares from Prenatal exposure homes in Canada with children SHS exposure. However, many On- Despite the well-known risks of smok- under the age of 12 — this means tario children are cared for in private ing during pregnancy, there continues that just over 800,000 children were home day care environments, which to be a population of women who regularly exposed to the hazards of may or may not be regulated by an either use tobacco products through- SHS in their homes.11 agency. out their pregnancies 21 and/or are The Canadian Tobacco Use Moni- Despite the fact that there are exposed to SHS. toring Survey for the first half of 2003 associations that regulate agencies Nicotine can cross the placental reports that 10.6 per cent of Ontario under their membership — thereby barrier, thereby decreasing blood households with children under the providing some form of regulation flow to the fetus, and affecting the age of 14 had someone smoking in for private home childcare — there fetal cardiovascular system, gastroin- the home every day, or almost every remains variability in smoking poli- testinal system, and central nervous day — a decrease from the reported cies among the individual agencies. system.22 14 per cent in 2002.12 There are also caregivers in private Other components of cigarette Within Ontario households sur- homes that do not have membership smoke, such as carbon monoxide, veyed in 2001-2002, those in which under a larger agency, therefore leav- have also been demonstrated to all adults smoked, and children were ing these environments unregulated adversely affect fetal growth, leading present, 64 per cent of residents were for SHS exposure. to low birth weights.23-25 exposed to SHS, compared to 79 per The family court is an arena in cent in homes with no children. In which the presence or absence of Sudden Infant Death Syndrome households where only some adults smoking in the home is receiving in- The relationship of tobacco smoke smoked, and children were present, creasing, but still sporadic, attention exposure and sudden infant death 35 per cent of residents were exposed in child custody cases. Although there syndrome has been extensively stud- to SHS, as opposed to 54 per cent in has been some movement to give cus- ied, and SHS is now a recognized risk homes with no children.13 tody to the non-smoking parent, there factor for SIDS. Exposure to SHS can also occur in is no standard across the province, In addition to maternal tobacco homes and home-like settings other and it may be of benefit to provide use, the impact of tobacco use by than a child’s own home. At this education to legal practitioners about other caregivers in the home must time, there is no provincial umbrella the impact of SHS on child health, also be recognized. of protection from SHS for children and the need to take parental smoking Several studies have established an who are not in their parents’ care. into account in determining what is in association between paternal tobacco Because these children are cared for the best interests of the child.15 use and SIDS, while accounting for in home-like settings, such as foster maternal tobacco use.26-29 It has also care or home-based day cares, regula- been found that the amount of house- tion of SHS exposure is also a chal- Second-hand smoke and its hold SHS exposure can be correlated lenge for these settings. impact on child health to the incidence of SIDS in a dose- Ontario’s new Ministry of Chil- Several comprehensive scientific response relationship.26, 27, 29 dren and Youth Services, established reviews on the health effects of SHS in October 2003, legislates child pro- in children have appeared in the last Respiratory illness and asthma tection in the province. Local CASs decade. Studies on SHS and lower respiratory provide child protection services and It is clear that the impact of SHS illnesses provided some of the first have exclusive responsibility for the on child health is substantial. In evidence of the adverse effects of SHS. provision of services under the Child addition to its impact on respiratory Some of the earliest studies in this and Family Services Act. health (including otitis media), low area showed an association between Ultimately, the actual care of the birth weight, and sudden infant the tobacco use of women during 3 Ontario Medical Review • October 2004 3
  • 6. OMA Position Paper pregnancy, and subsequent admis- responsiveness shortly after birth has Cancer in adulthood sions of their infants to hospital for shown that infants whose mothers The U.S. EPA 16, 34 and the Interna- bronchitis and pneumonia30, 31 used tobacco during pregnancy have tional Agency for Research on Can- In addition, the number of admis- increased airways responsiveness, cer,50 have both concluded that SHS sions increased with the number of and reduced ventilatory function, is a group A carcinogen (i.e. it causes cigarettes smoked. Since then, the compared with those whose mothers cancer in humans). causative association between SHS do no use tobacco.40, 41 A small number of studies have exposure from both mothers and Second, studies have shown that examined the relationship between fathers, and respiratory illnesses in children with asthma, whose parents exposure to SHS during childhood, infants and children, has been firmly use tobacco products, may have more and cancer risk. Overall, cancer risk is established.31, 32 frequent episodes and more severe greater for individuals with exposure At present, there is an extensive symptoms. to SHS during both childhood and international body of knowledge Exposure to SHS in the home has adulthood than for individuals with highlighting the increased risk of been shown to increase the number exposure during only one period.51 lower respiratory tract infections in of emergency room visits made by When specific cancer types are infants with parents who use tobacco asthmatic children.42, 43 In addition, considered, it has been found that (this includes a report from the Cana- asthmatic children with mothers leukemia and lymphoma among dian Institute for Child Health in who use tobacco products are more adults are significantly related to 2000. 33) A 1992 report by the U.S. likely to use asthma medications.44 In exposure to maternal tobacco use Environmental Protection Agency one intervention study, a reduction before 10 years of age.52 (EPA) estimated 150,000 to 300,000 in smoking by parents resulted in a A study in the New England Journal cases annually in infants and younger decrease in the severity of asthma of Medicine concluded that approxi- children up to 18 months. 34 More symptoms in their asthmatic chil- mately one out of every five instances recently, an analysis that combined dren.45 of lung cancer in non-smokers could data from 39 studies showed a 50 per The relationship between expo- be contributed to childhood SHS cent increase in respiratory illness sure to SHS and diseases of the ear exposure.53 risk if either parent smoked.35 has also been established in several Exposure to SHS is a well-estab- studies. A significant correlation Heart disease lished risk factor for asthma. Statistics between otitis media and SHS expo- A link between heart disease and SHS from the U.S. EPA (1992) estimate sure has been established in pediatric exposure has been substantiated by that 200,000 to 1,000,000 asthmatic patients.46-49 several studies, especially over the children have their condition wors- last five years.54-57 ened by exposure to SHS,34 and recent Child cognition There is strong evidence that research continues to support and A less-known effect of SHS exposure shows involuntary exposure to SHS expand these findings36 (this includes is its impact on cognition. Emerging is a cause of coronary heart disease a study of Canadian school chil- literature on SHS exposure is now morbidity and mortality. dren37). showing an impact on a child’s atten- When researchers looked to child- This disease is one that has led to tion, behaviour, and ability to reason hood exposure to SHS, correlations more and more recommendations to and understand (cognition). were discovered that now identify reduce SHS exposure in the home Children whose mothers did not early exposure as a possible cause of environment. In fact, all recom- use tobacco, but were exposed to SHS premature coronary heart disease.58, 59 mendations for the management of during pregnancy, scored lower in asthma urge reduction of SHS expo- cognitive tests than those children sure in the home. whose mothers were not exposed Smoking in the home and in SHS is known to affect the preva- during pregnancy.17 vehicles lence and severity of asthma symp- Several studies over the last while The health effects of SHS have be- toms. First, SHS is an established have validated a significant relation- come more understood and recog- contributor to the incidence of respi- ship between exposure to SHS and nized over the last 10 years. ratory illnesses, and evidence has attention, behaviour and cognition Despite a growing protection from shown that asthma can arise as a in children.4, 18-20 SHS in Ontario due to the imple- long-term consequence of increased Furthermore, it has now been re- mentation of bylaws, and the pros- occurrence of lower respiratory tract ported that a significant association pect of future implementation of a infection in early childhood, or exists between maternal smoking dur- provincewide smoking ban in public through other pathophysiological ing pregnancy, and symptoms of places and workplaces, there contin- mechanisms, including inflamma- attention deficit hyperactivity disorder ues to be significant sources of SHS tion of the respiratory epithelium.38, 39 (ADHD), which is independent of for children in homes and vehicles. In fact, assessment of airways other factors previously identified.5 Homes which allow smoking are a 4 Ontario Medical Review • October 2004 4
  • 7. OMA Position Paper significant source of exposure to SHS into the home through windows and the likelihood of having smoking because of the amount of time chil- doors if cigarettes are smoked outside, restrictions to 73 per cent, compared dren spend indoors (especially when and through contaminated clothes, to 60 per cent in homes where all younger), close physical contact with skin and dust carried into the home if adults smoked.74 their caregivers, and prolonged expo- cigarettes are smoked elsewhere.8 Nonetheless, survey results from sure over time. In fact, in homes that Most parents are aware of the Ontario show strong support for vol- include smoking, air pollution can health hazards of SHS exposure, and untary restrictions on SHS expo- reach the levels found in bars.6 make efforts to stop smoking or sure.75-77 In fact, a 1996 report showed Vehicles provide a potent source change their smoking behaviour to 35.4 per cent of the population of SHS because of the restricted area protect their children.66 favoured a legal restriction on smok- within which the smoke is circu- In a major Canadian study com- ing in the home, 77 suggesting that lated.7 missioned by Health Canada in interventions directed at decreasing 1995, it was shown that about 30 per SHS in homes and vehicles in On- Smoking in the home cent of the parent population was tario could be well received. Attention must be directed toward somewhat or very likely to respond This is confirmed by a 2003 On- using prevention/protection mea- to messages about SHS.71 tario survey that showed 87 per cent sures in households with infants and Using data from population-based of respondents agreed that parents younger children because of their surveys of adults in Ontario conduc- should not be allowed to smoke in physical dependence on caregivers, ted in 1992, 1993, 1995, and 1996, homes with small children. When as well as their susceptibility to the trends in attitudes and current prac- asked whether there should be a law effects of SHS. tices concerning smoking in the to prohibit parents from smoking Because of higher respiratory rates, home were determined. Between inside a home if children are living children experience a higher internal 1992 and 1996, the percentage of there, 63 per cent of respondents exposure to SHS.60, 61 A recent study respondents who agreed that parents agreed.12 measuring levels of urinary cotinine spending time at home with small Many of the interventions that — a well-known breakdown product children should not smoke increased have been evaluated and have shown of nicotine— found lower levels in from 51 per cent to 70 per cent. success are targeted at the mother, households where smoking was However, data from the survey in and are more effective if the mother completely banned inside the home. 1996 showed only 20 per cent of is the only individual using tobacco Effective protection cannot be homes with children and any daily in the home. When the mother is not achieved by actions such as opening tobacco users were smoke-free.72 the only smoker, or when she is not a a window, smoking in another room, Despite these changing attitudes smoker herself, the counseling and or using an air purifier.62-67 and behaviours with regard to SHS in changes expected of her become New research has found that chil- the home, challenges and considera- much more difficult to implement. dren exposed to SHS in homes — tions remain. A 1994 Winnipeg study The mother would be expected to regardless of whether or not smoking found that although 90 per cent of influence members of her family to was allowed indoors or restricted to respondents indicated knowledge make changes in their smoking outside — will show levels of expo- regarding the harmful effects of SHS behaviours — this can be difficult, sure higher than children in non- in the home, only 24 per cent imple- and often times impossible.78 smoking homes.68-70 In fact, a child’s mented any SHS controls.73 The size and type of living space, exposure can still be five to seven However, more recent data are single parenting, other household times higher when adults smoke out- encouraging. Another population members who smoke, and lower edu- side compared to smoke-free homes.8 study conducted between May and cation levels are all related to higher In a study published earlier this December 2000 showed 27 per cent levels of SHS exposure.75, 79, 80 year, Matt et al. cite possible reasons of Ontario residents were exposed to In addition, persons of lower socio- for the observed exposure levels in SHS in their homes — 21 per cent on economic status may face a particu- children that live in homes where a daily basis, and six per cent on an larly greater challenge in modifying adults use tobacco outside. Their occasional basis. SHS in their homes if they have fewer findings indicate there are some Homes with adult smokers, and opportunities to smoke away from sources of SHS that parents cannot children present, were more likely to their children, if their homes are easily control through indoor smok- have smoking restrictions in place smaller with fewer rooms, and if they ing bans. In fact, SHS can remain in for family members than homes do not have garages, balconies, or the home even if smoking took place without children (61 per cent com- other places to smoke outdoors.81 days, weeks and months earlier 9 pared to 46 per cent). Having at A 1994 Harvard-based Stop Tobac- through contaminated dust and sur- least one adult non-smoker in a co Outreach Program offered smoking faces, and a smoker’s finger. home where children and other parents of children seen in an outpa- Additionally, SHS can find its way adult smokers are present increased tient pediatric clinic, three brief coun- 5 Ontario Medical Review • October 2004 5
  • 8. OMA Position Paper seling sessions, written materials, free the access of NRTs. It is not currently ing in cars that have a child in a safety nicotine replacement therapy (NRT), possible to purchase a one-day dose of seat, once the law is enforced.86 proactive referral to a free state tele- NRTs. Individuals must purchase A similar bill was introduced in phone quit line, and fax referral to the NRTs in a one-week supply (approxi- New Hampshire this year.87 parents’ primary clinician. mately $30 per package), making the In June, California moved closer to Of the parents who enrolled in the cost much higher than the purchase becoming the first state to have a ban study, 81 per cent completed all three cost of a single package of cigarettes in force on smoking in vehicles carry- counseling sessions, and 78 per cent (approximately $7.50 in Ontario). ing children by approving a bill via accepted free NRT at the time of Furthermore, the greater expendi- the state’s Senate committee. The bill enrolment. At a two-month follow- ture is problematic for low-income would make it an infraction to smoke up, more than half of the participants individuals who tend to have higher in motor vehicles carrying children had made a serious quit attempt. smoking rates and lower quitting who were under the age of six, or More notably, the mean number of rates.84 weighed less than 60 pounds and cigarettes smoked inside the home In its 1999 paper, the OMA recom- were required by law to ride in child and car declined over two months. mended that the provincial gov- safety seats. The bill would take effect This approach may be effective in ernment and the pharmaceutical January 1, 2006, and require that any reaching smokers who are otherwise industry work together to closely fines generated by the legislation be unlikely to access smoking cessation match the package quantity and cost used for public education programs interventions.82 of NRTs to the package quantity and about the dangers of SHS.88 It is well understood that tobacco cost of tobacco products. In a 1996 Ontario survey, 54.6 per dependence can make the idea of not The OMA again recommends that cent of respondents said they would smoking overwhelming for heavily the government publicly fund NRTs, and support a law prohibiting children’s addicted individuals. that the Ontario Drug Benefit Plan exposure to SHS in vehicles.77 Data In the 1999 OMA paper entitled should include funding for NRTs, as is from a 2003 survey showed a signifi- “Rethinking Stop-Smoking Medica- currently done in Quebec. cant increase in support, with 73.2 tions — Myths and Facts,” NRT use per cent of respondents saying there was suggested for smokers who are Smoking in vehicles should be a law that prohibits par- not able, or willing, to quit smoking Research has shown that SHS can ents from smoking inside a car if chil- in order to help them substantially reach very high levels in vehicles. A dren are present.12 reduce their cigarette consumption. comprehensive study that measured The OMA recommends that care- As a potential side benefit, this type cigarette smoke in vehicles showed givers should not be permitted to smoke of avoidance technique could lead to that while driving with the windows in vehicles while transporting children, eventual quit attempts for these indi- closed, a single smoker can raise the and that the provincial government viduals.83 (This paper is posted online interior carbon monoxide levels sig- take steps to ensure the protection of at: http://www.oma.org/phealth/ nificantly by the third cigarette. children from SHS while traveling in tobaccomain.htm.) Furthermore, blood carboxyhe- vehicles through the introduction of With the compounding issue of moglobin levels of both the individ- legislation banning the use of to- parents being unable to leave chil- ual using tobacco, and the individual bacco inside vehicles used to trans- dren unattended while going outside exposed to SHS (as measured in port children. to smoke, or being unable to avoid breath), increase significantly after smoking during longer car trips, NRT smoking has occurred.7 This, taken in use in the home and in vehicles would relation to the fact that children have Children in regulated care be an effective alternative. much higher respiratory rates and Children in government care The OMA recommends that individ- metabolism than adults, makes SHS In Ontario, the Child and Family uals responsible for the care of children exposure in vehicles a serious prob- Services Act provides the Minister of who have tried quit methods that were lem for children. Children and Youth Services with unsuccessful, should be encouraged to Based on the evidence that expo- guardianship of children who have use NRTs as a way to decrease SHS lev- sure to SHS in a vehicle is 23-times been removed from their parents’ els in their homes and cars. Because more toxic than in a house due to the custody because they are unwilling or there is not much public information on smaller enclosed space, the state of unable to provide a safe environment the use of NRTs for this purpose, a public Colorado drafted a bill that would for their children. information campaign should be con- impose fines on adults caught smok- By acting as temporary guardians, ducted to recommend to, and educate, ing in cars when a child is present.85 the government assumes all of the parents and caregivers about the use of Earlier this year, the state of Georgia responsibilities of natural parents NRTs to avoid smoking in homes and moved to an advanced stage of pro- for the duration a child is in care. vehicles. cess that would allow police to pull Government-approved agencies, and Cost remains a significant barrier to over and fine drivers who are smok- their foster parents, carry out the 6 Ontario Medical Review • October 2004 6
  • 9. OMA Position Paper actual responsibility of caring for the exposed to it, therefore agencies an increase of 51 per cent and 59 per children. should take that into consideration. cent respectively in foster home and There are currently 52 govern- “There are agencies that advise adoptive home availability since ment-approved Children’s Aid So- parents not to smoke in their homes, March 31, 1998. 92 These increases cieties (CASs) in Ontario, 51 of which and there are others that have poli- could help to allay concerns that are members of the Ontario Associ- cies regarding very young children, or implementation of a comprehensive ation of Children’s Aid Societies children with medical conditions.”90 smoking policy would reduce avail- (OACAS). The OACAS does not, however, ability of foster homes. Using provincial requirements have the authority to enforce a pro- In a ground-breaking decision, the and local guidelines, each CAS is vincewide policy, and its position state of Maine implemented a law in required to conduct an assessment of does not ensure that local agencies October 2003 that prohibits foster potential foster families before the will implement a policy. parents from smoking in their homes placement of a child can occur. Furthermore, individual local when children in their care could be Within the regulations, it is clearly agencies have expressed concerns that exposed to SHS. The original bill, stated that an assessment of the child by refusing potential foster parents which would have also prohibited must be done prior to placement, because of their smoking status, there foster parents from smoking in their and includes assessing the medical could be a further decline of much- cars, was amended because officials needs of the child. needed care for children in crisis.91 thought it was too restrictive.93 In response to a motion that was At the present time, there are sev- In 2003, New York City Mayor passed in 1996 by the Foster Parent eral CASs in Ontario that have smok- Michael Bloomberg made foster par- Society of Ontario, which supported ing policies or positions on smoking ents part of his anti-smoking plat- a ban on smoking in foster homes, in foster homes (see Appendix A, p. form by announcing that foster and the release of a 1996 OMA paper 17). parents who smoke will undergo addressing the harmful effects of For example, the CAS office in extra scrutiny before the city places SHS, a focus group was held at the Kingston asks all foster parents not to children in their homes.94 OACAS in 1997 to discuss smoking smoke in the presence of children in British adoption and fostering in foster homes, and the effects that their care, while the Toronto CAS will agencies implemented guidelines in SHS exposure has on children in not place any children under five in 1993 that ban smokers from adopt- these homes. homes where smoking is allowed, ing or caring for young children. The Participants included experts in but will only prohibit such a place- British Agencies for Adoption and the field, foster parents, and CAS ment of children over the age of five Fostering referred to overwhelming staff. As a result of these meetings, if a child has a medical condition evidence that children younger than and a subsequent survey, it was con- that is exacerbated by exposure to two years of age, and those with res- cluded that SHS in foster homes is a SHS. piratory illnesses, are at particular challenging issue. In order to address Halton CAS includes smoke-free risk from SHS exposure.95 the problem, the OACAS prepared a environments as a consideration for The OMA recommends that the background paper and information approval of a foster home, and open- Ministry of Children and Youth Servi- package about SHS and its detrimen- ing windows or smoking in another ces work closely with the OACAS and tal effect on the health of children, to room do not meet the criteria for a CASs to develop a uniform smoking pol- be distributed to all agencies in the smoke-free environment (See Appen- icy, and to provide ongoing education province.89 dix B, p. 17). and support programs to enable foster The OACAS directs individual Enforcement of Halton CAS smok- parents to decrease the amount of SHS agencies to implement their own ing policy has not required any extra that children are exposed to in homes policies, but does not have a compre- funding and/or staff, and feedback and vehicles. hensive smoking policy for foster has shown little resistance from long- homes because of the great concern time and/or new foster parents. Private home day cares about availability of placements for For the period between April 1, In Ontario, home childcare is pro- the many children in need of care. 2003, and March 31, 2004, it was vided to children in approved private The official position of the OACAS projected that CASs in Ontario would homes other than that of the par- emphasizes the hazards of exposing provide substitute care for 24,578 ent/caregiver, for up to a maximum children to SHS, and encourages the children. It is encouraging to note that of five children under the age of 10. individual agencies to implement between March 31, 1998, and March Standards of care are set by the practices, positions or policies that 31, 2003, there was a 42 per cent in- Ministry of Children’s Services under protect children from SHS in foster crease in the availability of foster the Day Nurseries Act. homes. homes, and a 43 per cent increase in While Ontario’s Tobacco Control “Our position is that SHS is dan- the availability of adoptive homes. Act mandates that all educational gerous, and children shouldn’t be As of March 31, 2004, there was institutions, including licensed day 7 Ontario Medical Review • October 2004 7
  • 10. OMA Position Paper nurseries, be smoke-free, this cover- giver shall be smoke-free during be affected by her father’s smoking age does not extend to homes in childcare times.” during visitations.102 which private home-based childcare is The OMA recommends that infor- There have since been several cases offered. Government does not provide mation about the health effects of SHS in all levels of the Canadian court policies to protect children in home be included in professional education, system that have made SHS a consid- childcare from exposure to SHS. project co-ordination, and public educa- eration in custody determinations. The Home Child Care Association tion and awareness programs that are In a well-publicized case from of Ontario (HCCAO) estimates that currently offered through umbrella 2002, a father in British Columbia over 80,000 children in the province agencies such as the HCCAO. refused to give signed permission for are being cared for in childcare faci- The OMA recommends that the his former wife to travel outside of lities that are regulated by approxi- provincial government amend the Day Canada with their son because she mately 70 Home Child Care agencies.96 Nurseries Act to ban smoking and pro- would not agree to refrain from smok- These agencies provide assurance vide enforcement to ensure compliance ing in the car. When she finally agreed that legislated standards are met and in any homes and/or facilities that pro- in court to smoke outside the vehicle, maintained in each caregiver’s home. vide childcare. the judge decided the case did not Agencies that are licensed to man- need to be pursued any further.103 age individual home childcare facili- An Ontario Superior Court decision ties are also subject to inspections by Second-hand smoke and child (2002) ordered the removal of a child the Ministry. custody decisions with serious health problems from his While individual agencies may Custody decisions focus on the best mother’s home, and ruled that the have smoking policies in place, they interests of the child, and in doing so, father would become the primary resi- do vary. Most will advise parents of place the needs of children ahead of dential parent because the mother any smoking that occurs in the home parents’ interests.99 refused to stop smoking. The court childcare environment, and will dis- Legislation clearly states that the reached its decision on the basis that tribute information about the bene- physical health of the child is an im- the child’s health was being placed at fits of smoke-free homes.97 However, portant factor in determining a child’s risk when in the care of his mother.104 without a comprehensive smoking best interests, and both provincial Custody hearings provide an policy in place, there is no way to and federal law dictate that judges are opportunity to place the needs and ensure a smoke-free environment for required to make the best interests of well-being of the child at the forefront children in these settings.98 Further- the child a major factor in their deci- of any decision-making. more, there are also several home- sions.15 Therefore, parental smoking When parental smoking is ad- based childcare environments that is an issue that can be considered by dressed, experience has shown that are not part of a larger agency, and the court, and thereby provides an objections may be raised on the basis therefore not regulated. opportunity for intervention with of the addictive nature of smoking. Individual municipalities are respect to restricting a child’s expo- However, a significant number of responsible for managing licensed sure to SHS in the home. court decisions have determined that childcare agencies, thus providing a Children with asthma have been a other addictions place children at valuable opportunity to intervene focus for Canadian cases involving risk, and have subsequently estab- with respect to protecting children access to children, and custody by lished that such addictions could be from second-hand smoke exposure. smoking parents.100, 101 Parents who indicative of lack of parental fitness.100 Childcare centres are eligible to refuse to provide smoke-free environ- The consideration of parental receive subsidization, and must ments for asthmatic children have smoking during custody determina- therefore sign a contract with the been denied access or custody. tions can also serve an important municipalities. A review of custody cases in the educational purpose. For example, in May 2003, the United States from 1997 shows that First, any publicity that comes Region of Waterloo Social Services most decisions favoured protection from such cases is beneficial in edu- revised its contracts for home-based of the child from SHS, and although cating the public about the impact of day care providers who apply for some cases allowed for smoking in SHS on children’s health. subsidization from the Region. other parts of the home, most in- Second, the solutions developed Previously, home-based day care volved a complete ban, including a by some courts show that there are providers in Waterloo were encour- ban in vehicles, that was applicable effective ways to decrease a child’s aged to provide smoke-free spaces to both parents.101 exposure to SHS in the home. during childcare hours. The contract The first Canadian case to consider For example, some courts have or- now includes the following state- parental smoking took place in 1988. dered a restriction of parental smok- ment: “The indoor areas of a care- An Ontario court terminated a father’s ing around children that requires giver’s residence and all indoor places access to his daughter after the child’s parents to be aware of where and where the child attends with the care- asthma and allergies were proven to when they smoke. In most cases, it 8 Ontario Medical Review • October 2004 8
  • 11. OMA Position Paper implies parents simply have to go seven pubic health units, with subse- from parents and community mem- outside to smoke.99 quent evaluation results showing bers to provide some measure of the Because of an increasing number there was a significant impact on atti- effectiveness of the messages. of court cases that involve parental tudes and behavioural intentions of In order to keep the smoke-free smoking, lawyers and judges have the target audience. Furthermore, the homes message alive in the commu- access to rulings regarding SHS which campaign was shown to increase nity, health units are encouraged to have set legal precedent. However, it awareness of the health-hazards of participate by contributing their own is still essential that awareness of the SHS, as well as the likelihood that funding and resources to supplement health issues be available to these individuals would ask someone who broad media campaigns in their area. decision-makers. smoked to refrain from smoking in In Ontario, the 1997 Public Health The OMA recommends that a system the home.109 Mandatory Health Programs and Servi- which facilitates the dissemination of In response to the evaluation, the ces Guidelines (MHPSG) mandate medical and legal information regarding winter 2003 campaign was expanded programming for boards of health. SHS and children be researched by an to include 23 of Ontario’s 37 health As such, many health units are able expert panel, and then made available to units, thereby allowing for regions in to participate in the campaign be- lawyers and judges in order to improve Ontario with limited funds and cause it meets the initiatives outlined their access to necessary information resources to benefit from a province- for SHS control in the MHPSG. How- regarding child welfare in the courts. wide campaign. The campaign mate- ever, several health units have not rials were translated into French, and participated due to financial and/or a smaller selection was translated other resource shortages during times Public health campaigns into Ojibway, Ojicree, and Cree by of campaign implementation. Research in health promotion has request from Northern communities. In early 2004, the partnering 23 shown that mass media messages, in Numerous municipalities across health units, and Cancer Care On- combination with community-based Ontario have participated in Breath- tario – Prevention Unit, provided in- interventions, can have a great impact ing Space: Community Partners for kind and financial resources to on increasing awareness and encour- Smoke-Free Homes,109 however, not develop and focus test campaign cre- aging behavioural change. However, all boards of health participated in ative addressing hard-to-reach audi- evaluations of community-based pro- the campaign and/or have adequate ences. The partnership has grown to grams have shown both success and resources to administer them. 33 health units, currently seeking failure in being able to decrease SHS A review compiled for Health financial support to fund the imple- in homes and vehicles.105-108 Canada in April 2003 summarized mentation of a provincewide media Breathing Space: Community the effectiveness of the media com- campaign using this new creative.110 Partners for Smoke-Free Homes is a ponent of the campaign. The results The Breathing Space campaign has social marketing campaign meant to were encouraging, and showed an been presented at more than a dozen be delivered by public health units increase in the number of individuals conferences and workshops across across Ontario, along with commu- — from 63 per cent in 2000 to 74 per Ontario, Canada, and internationally. nity-based education, in an effort to cent in 2003 — who would be will- As a result, several Canadian provin- inform people of the dangers of SHS ing to ask someone to smoke outside ces and other countries continue to in homes and vehicles. if children were present. seek information and consultation The campaign focuses on motivat- There was also an increase in from Breathing Space in designing, ing people to make their homes 100 agreement among participants that implementing, and evaluating their per cent smoke-free, with a long-term SHS is a serious health hazard, rising own smoke-free homes initiatives. goal of increasing the proportion of from 74 per cent in 2000 to 88 per- Materials from the campaign are smoke-free homes by 2010. cent in 2003. also valuable in other public educa- Using radio, newspaper and transit The major limitation of this evalu- tion endeavours, and are used in advertising, the messages are delivered ation is that it was restricted to atti- public health programs, including: to a target audience of individuals who tudes and behavioural intentions, Best Start; Healthy Babies, Healthy smoke in the home, or allow smoking and did not measure actual impact Children; Heart Healthy programs; in the home, particularly those with on the prevalence of smoking in Heart Smart; Workplace Wellness children under the age of 18. The cam- homes with children. Days and cessation displays; and paign was conducted in 2000, 2001, Budget constraints are a major health fairs.109 and 2003, with funding support from impediment to being able to mea- The OMA recommends that the the Tobacco Control Programme, sure the overall effectiveness of the provincial government provide public Health Canada, and the Ontario campaign on behaviour change. health departments with adequate fund- Tobacco Strategy of the Ministry of Instead, the boards of health from ing to meet their obligations under the Health and Long-Term Care. participating health units have Mandatory Programs and Services The campaign initially involved relied on word-of-mouth feedback Guidelines, including providing funds 9 Ontario Medical Review • October 2004 9
  • 12. OMA Position Paper for the Breathing Space campaign to ing interventions during parent-child regarding their practices in advising become provincewide. visits to health professionals — pri- parents about smoking. The campaign should have ade- marily family physicians — must be Using data from the U.S. National quate funding to focus on hard-to- investigated and evaluated. Ambulatory Medical Care Survey reach audiences, and allow for the There are chronic and acute child- between 1997 and 1999, a compre- recommended duration/frequency hood health problems that are linked hensive assessment of the frequency required to have the desired impact to SHS exposure, and it is clear that of clinician-reported delivery of on the public. these interactions provide valuable counseling for avoidance of child Funding should also be available to teachable moments for effecting SHS exposure was conducted during allow for the use of such methods as change, particularly among special- periodic well-child visits and illness repeat surveys to allow for a thorough ists who commonly treat these ill- visits for both asthma and otitis assessment of the campaign’s effective- nesses (e.g., pediatricians, allergists, media. Results collected from 1997 ness in reducing the number of homes respirologists, ear nose and throat to 1999 showed a very low rate of and vehicles that allow smoking. specialists, and emergency room tobacco counseling for well-child vis- physicians — particularly pediatric). its, and for diagnoses affected by Interventions by health-care Successful training and implemen- SHS, with 4.1 per cent at well-child tation of tobacco interventions by visits, 4.4 per cent at illness visits for professionals clinicians should be applied to all asthma, and 0.3 per cent of illness Although there is evidence to support disciplines, especially those that visits for otitis media.117 the incorporation of smoking inter- work closely with children most In a 2003 study from Boston’s ventions by primary care clinicians in adversely affected by SHS exposure, Children’s Hospital, a telephone sur- a public health approach, evalua- including nurses, obstetricians, mid- vey of households (conducted from tions of the effectiveness of these pro- wives, respiratory therapists, pharma- July 2001 to September 2001) col- grams have also shown varied success cists, dentists and psychiatrists. lected data to examine and compare in reducing children’s exposure.111, 112 When Wall and associates focused rates of pediatrician and family prac- These varied findings provide solid on interventions with newborn titioner screening and counseling for evidence of the need for ongoing infants, they saw benefit from the parental tobacco use. research to improve intervention motivation of new mothers to pro- The study found that although attempts and compliance. tect their newborn children.113 there was a higher rate of discussion One of the greatest challenges to Another study by Butz and col- about parental smoking with pedia- success lies in developing strategies leagues — a comparison of SHS tricians versus family practitioners, to address the factors that reinforce among children with chronic respira- fewer than half reported being coun- smoking and SHS exposure, such as tory diseases, including cystic fibro- seled by either specialty about the addiction, and the influence of fam- sis, to healthy children and children dangers of SHS, or the risks of model- ily and friends. This can fall beyond a with non-respiratory chronic ill- ing smoking behaviour. Similarly, practitioner’s ability to deliver brief, nesses — showed that more than 80 fewer than half received advice to or one-time, counseling sessions.112 per cent of the asthma and cystic quit smoking.118 Wall and colleagues, however, fibrosis respondents showed a There is an encouraging increase reported that new mothers who change in parents’ smoking behav- in the number of studies designed to received literature about SHS, and a iour (i.e. smoking outside the home measure and analyze smoking inter- letter advising them to quit smoking, or smoking fewer cigarettes) after the vention methods among clinicians. as well as written and oral advice dur- diagnosis of their child’s illness, ver- For example, in 1993, the American ing four subsequent well-baby visits, sus only 40 per cent in the non-respi- Academy of Pediatrics created a demonstrated significantly higher ratory groups.114 workshop, entitled “Clean Air for cessation rates, and significantly Several studies examining the Children: Three Hour Training Work- lower relapse rates, than mothers prevalence of smoking advice and/or shop,” to train pediatricians in smok- receiving initial literature alone. This cessation assistance among clinicians ing-cessation counseling. study showed that brief interventions and practitioners have reported that Pediatricians from the same acade- over repeated contacts can reduce barriers to providing advice include: mic medical centre were divided into smoking rates.113 lack of time, feelings that parents did two groups — those who did, and Furthermore, it supports the sug- not expect to receive advice, and feel- those who did not, attend the train- gestion that opportunities exist for ing ill at ease offering advice.115 ing session. Evaluators then assessed counseling parents on the effects of In 2005, the Ontario Tobacco Re- changes in practice related to smok- SHS exposure. search Unit116 is expected to publish ing intervention. Those pediatricians The effectiveness of informing par- data concerning findings of a nation- who had attended the training ses- ents about the dangers of SHS, and al evaluation of interventions among sion were more likely to inquire offering advice/assistance with smok- pediatricians and family practitioners about parental smoking status, iden- 10 Ontario Medical Review • October 2004 10
  • 13. OMA Position Paper tify smokers, and offer advice about In Ontario, these visits are con- sive use. However, this program has the effects of SHS exposure.119 ducted by both pediatricians and, yet to be extensively implemented in A recent survey of pediatricians most often, family physicians, or Ontario medical schools.127 conducted by the University of throughout the first six years of life, Primary health-care providers reg- Michigan found that the percentage as well as during additional office vis- ularly address parents about nutri- of physicians with reported high lev- its for treatment of illnesses. tion, lead poisoning, and other child els of self-efficacy when screening These visits create a valuable health safety issues, including those parents of asthmatic children to iden- opportunity to provide ongoing in the home, and their involvement tify smokers, and/or counsel them, information to parents on SHS and has contributed to changes in social was directly related to the amount of its dangers.82 norms, including infant car seats and formal training in smoking cessation Surveys of parents suggest that bicycle helmets. It is clear that assis- throughout their careers.120 intervention by health-care profes- tance in the management of SHS Since 1996, the OMA’s Clinical sionals regarding SHS exposure and exposure may also result in signifi- Tobacco Intervention (CTI) Program children is warranted, and thought to cant reductions in tobacco-related ill- has helped to educate and support be appropriate, with a majority of nesses. Ontario physicians to assist patients parents indicating that they would be As the people most knowledge- with their smoking-cessation efforts. receptive to receiving information able about child health in their com- In 2000, the Ontario Dental As- and/or advice regarding their tobacco munities, health-care providers who sociation and the Ontario Phar- use.115, 122, 123 treat children and their families can macists’ Association joined with the The importance of including smok- also play a role in reducing children’s OMA for delivery of CTI, with fund- ing cessation instruction within med- exposure to SHS in two ways — by ing provided by the provincial gov- ical school curricula has resulted in counseling parents, and by working ernment. increasing attention toward educa- within the community to enact more CTI is an evidence-based program tional methods for training medical comprehensive policies regarding designed to recruit and educate students in tobacco intervention. SHS in homes and vehicles.128 physicians, dentists and pharmacists However, there are still gaps in the There is also a place for interven- to perform tobacco-cessation inter- curriculum, including a lack of inte- tion among other health professions, ventions with patients. This is done gration during the four years of med- including nurses (both in hospitals through the provision of educational ical school curricula, specific training and in public health), nurse prac- programs, patient materials, ongoing in the use of nicotine replacement titioners, physicians’ assistants, support, and special projects. therapies, tobacco intervention train- obstetricians, midwives, lactation CTI focuses on the minimal con- ing that addresses cultural issues, and consultants, pre-natal and post-par- tact intervention approach (brief long-term studies showing that such tum social workers, respiratory thera- patient interventions lasting three to training is retained in practice.124, 125 pists, pharmacists and dentists. five minutes), and the “five A’s” A comprehensive 1997 survey of It is important to recognize and model, which entails: asking patients Canadian schools that train health support programs that have the about their smoking status, advising professionals showed more hours potential to impact families with patients about the health risks, were devoted to education about the children. assessing patients’ readiness to quit, diseases caused by smoking than to For example, the Healthy Babies, assisting patients who are ready to counseling patients to quit. Many Healthy Children program provided quit, and arranging follow-up. schools had no smoking counseling by Ontario’s 37 health units supplies Ongoing collaboration among the curriculum, and the average number information and extra support to three associations works to provide of hours devoted to counseling among families with children from birth to clear and consistent messages to those who replied to the survey was age six. This program includes home patients about the importance of only two.126 visits, thereby providing a valuable ceasing tobacco use. 121 However, The family and community medi- opportunity for public health nurses despite its effectiveness, this type of cine department at the University of to assess and intervene regarding programming has yet to be extended Toronto designed and implemented SHS exposure in home environ- in order to enable health profession- a module called Project CREATE that ments.129 als to provide interventions to parents addresses smoking cessation, for use Programs such as Pregnets — and caregivers regarding their tobacco by medical students, residents and formed in March 2002 to encourage use and its impact on children. faculty. Ontario health professionals across Gidding suggests that pediatri- Presentations have already been all disciplines, including researchers cians take advantage of the recom- made to second-year medical stu- and policy-makers, to develop a net- mended series of well-child visits in dents at the University of Toronto, work that will focus on the issue of order to counsel parents on the and there are plans for the module to smoking in pregnancy and postpar- effects of SHS on children.82 be updated for future comprehen- tum — are also extremely valuable in 11 Ontario Medical Review • October 2004 11
  • 14. OMA Position Paper establishing a network across various eliminate SHS in their homes and 3. Kessler DA, Natanblut SI, Wilken- health professions.130 vehicles to achieve success. field JP, et al. Nicotine addiction: a The trained quit specialists at the If progress is made toward imple- pediatric disease. J Pediatr 1997 Canadian Cancer Society’s Smokers’ menting the recommendations out- Apr;130(4):518-524. Helpline can also provide a valuable lined in this document, a significant 4. Weitzman M, Byrd R, Aligne A, et support to parents who are trying to improvement in the health of On- al. The effects of tobacco exposure on make changes regarding tobacco use tario’s children would be inevitable. children’s behavioural and cognitive in their homes and vehicles. The OMA urges the individuals functioning: implications for clinical Because of their unique opportu- who have the ability to make a differ- and public health policy and future nity to interact with parents and ence in this matter, including par- research. Neurotoxicol Teratol 2002 children, health-care and other pro- ents, educators, pubic health, health- May-Jun;24(3):397-406. fessionals who work closely with care providers and legislators, to take 5. Thapar A, Fowler T, Rice F, et al. families should be trained to inter- immediate steps toward accomplish- Maternal smoking during pregnancy vene in families where smoking is ing this goal. and attention deficit hyperactivity prevalent. In order for this to occur, disorder symptoms in offspring. Am J however, evidence has shown that Acknowledgments Psychiatry 2003 Nov;160(11):1985-9. additional training and guidance is This paper was prepared by Louise 6. Repace JL. Risk management of required for these individuals to be Gleeson, Policy Research Officer for passive smoking at work and at able to implement effective assess- the Ontario Campaign for Action on home. Saint Louis Univ Public Law Rev ment and intervention practices. Tobacco (OCAT), with direction 1994;13(2):763-785. The OMA recommends that programs and support from Dr. Ted Boadway, 7. Ott W, Langan L, Switzer P. A time be created to enhance health profession- Executive Director, OMA Health series model for cigarette smoking als’ ability to prevent parents from expos- Policy Department, and Flora Aron- activity patterns: model validation ing their children to SHS. Effective shtam, Senior Adviser, OMA Health for carbon monoxide and respirable training programs that allow for health Policy Department. particles in a chamber and an auto- professionals to provide brief interven- The OMA wishes to express its mobile. J Expo Anal Environ Epidemiol tions should also be offered across all dis- gratitude to the many individuals 1992;2(Suppl 2):175-200. ciplines wherein the opportunity exists to and representatives of groups for 8. Matt GE, Quintana M, Hovell MF, interact with parents and their children. their valued comments during the et al. Households contaminated by This training should be integral at both development of this position paper, environmental tobacco smoke: the undergraduate medical school level, notably: Michael Perley, Director, sources of infant exposures. Tob as well as within postgraduate and con- Ontario Coalition Against Tobacco Control 2004 Feb;13(1):29-37. tinuing education programs for practic- (OCAT); OMA Committees and Cli- 9. Daisey JM, Mahanama KR, Hodg- ing professionals. nical Sections; external reviewers, son AT. Toxic volatile organic com- including clinical, research, and pounds in simulated environmental public health experts in the pro- tobacco smoke: emission factors for Conclusion vince. exposure assessment. J Expo Anal The purpose of this document is to The development of this position Environ Epidemiol 1998 Jul-Sep;8 outline the position of the OMA con- paper was initiated and supported (3):313-34. cerning the impact of SHS exposure by the OMA Committee on Child 10. Ontario Tobacco Research Unit. on the health of children, and what Health: Dr. Robin Williams, Chair, Protection from second-hand tobac- should be done to lessen this expo- Dr. Alan Hudak, Dr. William Wat- co smoke in Ontario: a review of the sure. son, Dr. Eugene Ng, Dr. Ahmed evidence regarding best practices. SHS poses a major risk to the Boachie, and Dr. Umberto Cellu- Toronto, ON: University of Toronto; health and well-being of children, pica. 2001 May. Available from: http:// and steps can be taken to signifi- www.otru.org/pdf/special/special_ cantly reduce the exposure that chil- References ets_eng.pdf. Accessed: 2004 Jul 7. dren in Ontario currently experience. 1. Ontario Medical Association, 11. Health Canada. Canadian tobac- Information about the effects of Committee on Population Health. co use monitoring survey (CTUMS) SHS on child health must be dis- Second-hand smoke & indoor air 2001: environmental tobacco smoke: seminated to the public, especially quality. Toronto, ON: Ontario Medi- at home, at work, and in public parents and individuals responsible cal Association; 1996 Nov. places. Ottawa, ON: Health Canada; for the care of children, including 2. American Academy of Pediatrics, 2001. Available from: http://www. foster parents, the family courts, and Committee on Environmental Health. hc-sc.gc.ca/hecs-sesc/tobacco/ day care workers. Environmental tobacco smoke: a research/ctums/2001/2001ets.html. 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  • 15. OMA Position Paper co use monitoring survey (CTUMS): posure to early child behaviour prob- 30. Harlap S, Davies AM. Infant wave 1: February to June 2003. Ottawa, lems. Neurotoxicol Teratol 2001 Jan- admissions to hospital and maternal ON: Health Canada; 2004. Available Feb; 23(1):13-21. smoking. Lancet 1974 Mar 30;1(7857): from: http://www.hc-sc.gc.ca/hecs- 20. Fried P, Watkinson B, Gray R. 529-32. sesc/tobacco/research/ctums/ Differential effects on cognitive func- 31. Colley JR, Holland WW, Corkhill index.html. Accessed: 2004 Jul 7. tioning in 13- to 16-year-olds prena- RT. Influence of passive smoking and 13. Ferrence R, Dioso R, Ashley MJ, et tally exposed to cigarettes and parental phlegm on pneumonia and al. A national study of ETS in Cana- marihuana. Neurtoxicol Teratol 2003 bronchitis in early childhood. Lancet dian homes: regional patterns of Jul-Aug; 25(4):427-436. 1974 Nov 2;2(7888):1031-4. exposure to second-hand smoke. 21. Johnson IL, Ashley MJ, Reynolds 32. 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  • 16. OMA Position Paper ing on airway responsiveness in early AJ, et al. Cancer risk in adulthood how to identify and correct indoor infancy. N Engl J Med 1991 Apr 25; from early life exposure to parents’ air problems in your home. Ottawa, 324(17):168-73. smoking. Am J Public Health 1985 ON: Canada Mortgage and Housing 41. Hanrahan JP, Tager IB, Segal MR, May;75(5):487-92. Corporation; 1993. Available from: et al. The effect of maternal smoking 53. Janerich DT, Thompson WD, http://www.cmhc-schl.gc.ca/publica- during pregnancy on early infant Varela LR, et al. Lung cancer and tions/en/rh-pr/tech/93-203.pdf. lung function. Am Rev Respir Dis exposure to tobacco smoke in the Accessed: 2004 Jul 7. 1992 May;145(5):1129-35. household. New Eng J Med 1990 Sep 63. Lofroth G. Environmental tobac- 42. Evans D, Levison MJ, Feldman 6;323(10):632-6. co smoke: multicomponent analysis CH, et al. The impact of passive smok- 54. de Groh M, Morrison H. Environ- and room-to-room distribution in ing on emergency room visits of mental tobacco smoke and deaths homes. Tob Control 1993 Sep;2(3): urban children with asthma. Am Rev from coronary disease in Canada. 222-225. Respir Dis 1987 Mar;135(3):567-72. Chronic Dis Can 2002;23(1):13-16. 64. Pirkle JL, Flegal KM, Bernert JT, et 43. Cunningham J, O’Connor GT, 55. Otsuka R, Watanabe H, Hirata K, al. Exposure of the US population to Dockery DW, et al. Environmental et al. Acute effects of passive smoking environmental tobacco smoke: the tobacco smoke, wheezing and asthma on the coronary circulation in healthy Third National Health and Nutri- in children in 24 communities. Am J young adults. JAMA Jul 2001;286 tional Survey, 1988 to 1991. JAMA Respir Crit Care Med 1996 Jan;153(1): (4):436-41. 1996 Apr 24;275(16):1233-40. 218-24. 56. Fichtenberg CM, Glantz SA. 65. Blackburn C, Spencer N, Bonas S, 44. Weitzman M, Gortmaker S, Walk- Association of the California Tobacco et al. Effect of strategies to reduce er DK, et al. Maternal smoking and Control Program with declines in cig- exposure of infants to environmental childhood asthma. Pediatrics 1990 arette consumption and mortality tobacco smoke in the home: cross Apr;85(4):505-511. from heart disease. New Eng J Med sectional survey. BMJ 2003 Aug 2; 45. Murray AB, Morrison BJ. Passive 2000 Dec 14;343(24):1772-7. 327(7409):257-60. smoking by asthmatics: its greater 57. Dietrich M, Block G, Norkus EP, 66. Lund KE, Skrondal A, Vertio H, et effect on boys than on girls and on et al. Smoking and exposure to envi- al. To what extent do parents strive to older than on younger children. ronmental tobacco smoke decrease protect their children environmental Pediatrics 1989 Sep;84(3):451-9. some plasma antioxidants and in- tobacco smoke in Nordic countries? 46. Ey JL, Holberg CJ, Aldous MB, et crease gamma-tocopherol in vivo A population-based study. Tob al. Passive smoke exposure and otitis after adjustment for dietary antioxi- Control 1998 Spring;7(1):56-60. media in the first year of life. Group dant intakes. Am J Clin Nutr 2003 67. Johansson A, Hermansson G, Health Medical Associates. Pediatrics Jan;77(1):160-166. Ludvigsson J. How should parents 1995 May;95(5):670-7. 58. Matturri L, Lavezzi AM, Ottaviani protect their children from environ- 47. Kitchens GG. Relationship of G, et al. Intimal preatherosclerotic mental tobacco smoke exposure in environmental tobacco smoke to oti- thickening of the coronary arteries in the home? Pediatrics 2004 Apr;113 tis media in young children. Laryn- human fetuses with smoking moth- (4):e291-e295. goscope 1995 May;105(5 Pt 2 Suppl ers. J Thromb Haemost 2003 Oct 1; 68. Mascola MA, Van Vunakis H, 69):1-13. 1(10):2234-8. Tager IB, et al. Exposure of young 48. Adair-Bischoff CE, Sauve RS. 59. Moskowitz WB, Mostellar M, infants to environmental tobacco Environmental tobacco smoke and Schieken RM, et al. Lipoprotein and smoke: breast-feeding among smok- middle ear disease in preschool-age oxygen transport alterations in pas- ing mothers. Am J Public Health 1998 children. Arch Pediatr Adolesc Med sive smoking preadolescent children. Jun; 88(6):893-96. 1998 Feb;152(2):127- 33. The MCV Twin Study. Circulation 69. Johansson A, Halling A, Her- 49. Strachan DP, Cook DG. Health 1990 Feb;81(2):586-92. mansson G. Indoor and outdoor effects of passive smoking. 4. Parental 60. Emmons KH, Hammond SK, smoking: impact on children’s smoking, middle ear disease and ade- Abrams DB. Smoking at home: the health. Eur J Public Health 2003 notonsillectomy in children. Thorax impact of smoking cessation on non- Mar;13(1):61-66. 1998 Jan;53(1):50-6. smoker’s exposure to environmental 70. Bahceciler NN, Barlan IB, Nuho- 50. International Agency for Research tobacco smoke. Health Psychol 1994 glu Y, et al. Parental smoking behav- on Cancer. Tobacco smoke and invol- Nov;13(6):516-520. ior and the urinary cotinine levels of untary smoking. Lyon, France: IARC 61. Haufroid V, Lison D. Urinary asthmatic children. J Asthma 1999;36 Press; 2004. (IARC Monographs; 83). cotinine as a tobacco-smoke expo- (2):171-5. 51. Sandler DP, Wilcox AJ, Everson sure index: a minireview. Int Arch 71. Ashley MJ, Ferrence R. Reducing RB. Cumulative effects of lifetime Occup Environ Health 1998 May;71 children’s exposure to environmental passive smoking on cancer risk. (3):162-68. tobacco smoke in homes: issues and Lancet 1985 Feb 9;1(8424):312-5. 62. Canada Mortgage and Housing strategies. Tob Control 1998 Spring;7 52. Sandler DP, Everson RB, Wilcox Corporation. The clean air guide: (1):61-65. 14 Ontario Medical Review • October 2004 14