Presented for University Partnership Program

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eric c. larson | eclarson.com
recognizing mhealth through
phone-as-a-sensor technology
Assistant Professor Computer Science and Engineering

2. MiPhone 9
Now with iColon.
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3. mHealth (em-hell-th )
an abbreviation for mobile health, a term
used for the practice of medicine and public
health supported by mobile devices

4. the promise of mHealth:

5. the promise of mHealth:
eliminate doctor visits
remote / automatic diagnosis
equalize developing countries

6. the promise of mHealth:
eliminate doctor visits
remote / automatic diagnosis
equalize developing countries

7. the promise of mHealth:
eliminate doctor visits
remote / automatic diagnosis
equalize developing countries

8. stress check
telemedicinefitness trainer
heart rate
current mhealth
remote training

9. stress check
telemedicinefitness trainer
heart rate
current mhealth
remote training43,000 apps for health on the app store

10. stress check
telemedicinefitness trainer
heart rate
current mhealth
remote training43,000 apps for health on the app store
96% are for calorie counting & exercise

11. stress check
telemedicinefitness trainer
heart rate
current mhealth
remote training43,000 apps for health on the app store
96% are for calorie counting & exercise
4% are remote monitoring

12. stress check
telemedicinefitness trainer
heart rate
current mhealth
remote training43,000 apps for health on the app store
96% are for calorie counting & exercise
4% are remote monitoring
yet to be a disruptive mHealth technology

13. consider physician’s needs

14. consider physician’s needs
connecting with patient
tracking baselines
personalized trending data
managing disease

15. consider physician’s needs
connecting with patient
tracking baselines
personalized trending data
managing disease
75% of all US healthcare spending
is on chronic disease
source: center for disease control, 2014

16. mHealth sensing in the home
for managing disease

17. mHealth sensing in the home
for managing disease
compliance?
cost?
data reliability?

18. baseline quantitysensor

19. phone-as-a-sensor
baseline quantitysensor
embedded
sensors

20. phone-as-a-sensor
baseline quantitysensor
embedded
sensors
processing
estimated

22. accelerometer
gyroscope
magnetometer /compass
dual camera / flash
1+ microphones
proximity sensor
capacitive sensor
gps
motorized actuator
wireless antenna (s)

23. accelerometer
gyroscope
magnetometer /compass
dual camera / flash
1+ microphones
proximity sensor
capacitive sensor
gps
motorized actuator
wireless antenna (s)
compliance++;
cost--;

24. accelerometer
gyroscope
magnetometer /compass
dual camera / flash
1+ microphones
proximity sensor
capacitive sensor
gps
motorized actuator
wireless antenna (s)
compliance++;
cost--;
data reliability?

25. what can the mobile phone
sense with clinical accuracy?

31. Method Accuracy Disadvantages
TSB
Gold standard
(r=1.0)
Painful, costly,
inconvenient,
delayed
TcB
Accurate
(r= 0.75 -0.93)
Meter = $7000
tips $5
unavailable in most
physician offices
Visual
assessment
not accurate
(r= 0.36 - 0.7),
underestimates
severity
No standardization
lighting,
pigmentation

32. bilirubin
level in blood
jaundice level
blood
draw

33. bilirubin
level in blood
jaundice level
blood
draw
yellowness camera

34. bilirubin
level in blood
jaundice level
blood
draw
yellowness camera processing
estimated

36. BiliCam

37. BiliCam
first 100 newborns in study:
BiliCam is equivalent to TcB

38. oxygen volume, VO2
other research
cardiac output and blood pressure
pulmonary function
affect sensing

39. eric c. larson | eclarson.com
eclarson.com
eclarson@lyle.smu.edu
@ec_larson
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Assistant Professor Computer Science and Engineering
collaborators:!
Joseph Camp
Shwetak Patel
Jim Stout, MD, MPH
Jim Taylor, MD
Margaret Rosenfeld, MD
Gaetano Boriello
Mayank Goel
Lilian DeGreef
recognizing mhealth through
phone-as-a-sensor technology

40. eric c. larson | eclarson.com
eclarson.com
eclarson@lyle.smu.edu
@ec_larson
Assistant Professor Computer Science and Engineering
collaborators:!
Joseph Camp
Shwetak Patel
Jim Stout, MD, MPH
Jim Taylor, MD
Margaret Rosenfeld, MD
Gaetano Boriello
Mayank Goel
Lilian DeGreef
recognizing mhealth through
phone-as-a-sensor technology