patient: heal thyself: the use of technology to facilitate patient self-care
DESCRIPTION
Presentation given by Joseph Cafazzo at ISHSH 2013TRANSCRIPT
Joseph Cafazzo, PhD PEng
Patient: Heal Thyself:The use of technology to facilitate patient self-care
ISHSH 2013
EMPATHYin design
‘Shift Left’ of Healthcare through Technology1
$1 $10 $100 $1,000 $10,000
0%
100%
COST of CARE/DAY
QUALITYof LIFE
Healthy, Independent Living
Chronic Disease Management Doctor’s
Office
Community Clinic
HOME CARE and LTC
Assisted Living
Skilled Nursing Facility
RESIDENTIAL CARE
Community Hospital
ICU
Specialty Clinic
ACUTE CARE
1) from Intel, and Center for Aging Services Technologies (CAST)
PATIENTSELF-CARE
EMPATHYin design
BUILD
CONCEPT
EVIDENCE
EVALUATE
DESIGNEMPATHY
in design
USABILITY
PILOTS and RCTs
Poor Design
“We have a serious training problem that needs to be corrected”“We need to know how our equipment works: when the battery is changed, it defaults to its own location.” “We’ve got to make sure our people understand this”Senior Air Force Official
Adverse Events in Healthcare
• IOM 1999: 44, 000 to 98, 000 US deaths annually due to medical error
• Baker, Norton 2004: 9, 000 to 23, 000 deaths annually due to preventable adverse events
Solis PCA Pump
3.5 years
12 iterations
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Early Software and Hardware Prototypes
High Fidelity Usability Testing
– Latch design– LED placement– Remote dose cord feedback– Lock rotation direction– Battery compartment closure
Hardware Design
Screen Design• Visibility of pump status
• Drug name & concentration
Workflow Design• Task-based Menu Structure
• Therapy/Qualifier/Drug
• Streamlined pump programming sequence
• Consistent with pump programming software
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Solis VIP
Impact
PATIENTSELF-CARE
Improved Health Outcomes : Home Hemodialysis
– Normalization of blood pressure without the need for anti-hypertensive medications– Normalization of abnormal wall thickness of the heart– Restoration of impaired heart function– Improvement in peripheral circulation– Improvement in sleep quality– Improvement in nutritional determinants– Elimination of dietary restriction
• Patient autonomy• Cost effective modalityChan et al : KI, 2002, Chan et al: NDT, 2003 Chan et al: AJKD, 2003,
Hanly et al: NEJM, 2001Pierratos et al: JASN, 1998
Patient-Perceived Barriers to Home Hemodialysis(Cafazzo and Chan, 2007)
• Perceived burden on family members
• Fear of self-cannulation
• Fear of a catastrophic event in the absence of nursing support
• Low self-efficacy
58
quecojonesNomadicEntrepreneur
64
So if patients can do a highly invasive, potentially fatal therapy at home successfully with improved health outcomes and lower cost
then ....
WHAT ELSE CAN PATIENTS DO?
Available in ten languages
Néih hóu
Bonjour Guten Tag
Zdravstvuite
Buenos días
Nî hâo
Annyong ashimnikka
Hello
Downloads:>80,000
more than10,000 active
daily users
THEME: Fast, discrete transactions:
Glooko
iBGStar
85
“… thought about trends and what to do when the alert popped up”
“… I tested more often at lunch”
“… rewards motivated me to test more”
“… she initiated more conversations about her blood sugars”
Type I(Lisa Min) Type 2
(Shivani Goyal)
Artificial Pancreas(Isabelle Dutil)
The (near) future: The Artificial Pancreas
The goal:
mHealthAP dashboard
BLOOD PRESSURE TRANSMITTEDAUTOMATICALLY TO BLACKBERRY
American Journal of Hypertension, 20(9), pp. 942-948, 2007
Pilot ResultsDiabetic Hypertension
NO CHANGE - 9.1 mmHg systolic
- 4.6 mmHg diastolic
+
SELF AWARENESSMED ADHERENCE
70,000 downloads15,000 > 2 weeks6,000 all 30 days
App Definition Statement
Help people control their Asthma through tracking, reminders, trend analysis,
environmental health factors, and easy access to their Asthma Action Plan.
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Congestive Heart Failure Client
RCT Study design
• N=100
• duration 6 months
• daily measurements before 10 am - reminder call
• alert algorithm - messages direct to cardiologist
• control group - usual care
RCT ResultsCongestive Heart Failure
150 pg/mLBNP
7.4 %LVEF
no change in the control group
7 pointsself-care
@JosephCafazzo