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Antonin Boyao Sarah Alejandra
B I O M E D I C A LE N G I N E E R I N G CMU
BioMed
CUDenver
- Invasive
+ Life-prolonging
+ Better QoL
- Invasive
+ Life-prolonging
+ Better QoL
Left VentricularAssist Device
Destination Therapy
Major decision
Major decisionMajor decisionMajor decisionMajor decisionMajor decisionMajor decisionMajor decisionMajor decisionMajor decisionMajor decisionMajor decisionMajor decisionMajor decision
Major decision
Industry-sponsored
Fails IPDASInterventionbiased
But current decision aids…
Long IncompleteBoring
Decision aid video is…
Not innovative
Video poorly suitedContinuity issues
SYNTHETICINTERVIEW
Feels unnatural
Continual updates
RESHOOTINGEXISTING VIDEO
IP concernsGrant overlap
Our proposal
Hypertext FAQ
Patient responses
Searchable videos
Patient Prognostic Info
Consultation with doctor
User sign-in
Text or
video?
Text-based summary of
LVAD
Text doc with links
Patient data &
doc eval.
myCORA patient
database
User responses
User leaves app
myCORA personal health
info
Landing page
Clip of general
LVAD infoVideo
reference
“I understand what an LVAD is. Take me
to my personal health info.”
B
A
A
Text
Video
B
KEY:Orange: Hypertext FAQGreen: Searchable videosBlue: Patient Prognostic InfoPurple: Patient responsesPink: Client’s existing infrastructure
First-time flowOnly available later
Consultation with doctor
User sign-in
Text or
video?
Text-based summary of
LVAD
Text doc with links
Patient data & doc eval.
myCORA patient databas
e
User responses
User leaves app
myCORA personal health
info
Landing page
Clip of general
LVAD infoVideo
reference
“I understand what an LVAD is. Take me
to my personal health info.”
B
A
A
Text
Video
B
KEY:Orange: Hypertext FAQGreen: Searchable videosBlue: Patient Prognostic InfoPurple: Patient responsesPink: Client’s existing infrastructure
First-time flowOnly available later
Consultation with doctor
User sign-in
Text or
video?
Text-based summary of
LVAD
Text doc with links
Patient data &
doc eval.
myCORA patient
database
User responses
User leaves app
myCORA personal
health info
Landing page
Clip of general
LVAD infoVideo
reference
“I understand what an LVAD is. Take me to my personal health
info.”
B
A
A
Text
Video
B
KEY:Orange: Hypertext FAQGreen: Searchable videosBlue: Patient Prognostic InfoPurple: Patient responsesPink: Client’s existing infrastructure
First-time flowOnly available later
Consultation with doctor
User sign-in
Text or
video?
Text-based summary of
LVAD
Text doc with links
Patient data &
doc eval.
myCORA patient
database
User responses
User leaves app
myCORA personal health
info
Landing page
Clip of general
LVAD infoVideo
reference
“I understand what an LVAD is. Take me
to my personal health info.”
B
A
A
Text
Video
B
KEY:Orange: Hypertext FAQGreen: Searchable videosBlue: Patient Prognostic InfoPurple: Patient responsesPink: Client’s existing infrastructure
First-time flowOnly available later
Consultation with doctor
User sign-in
Text or
video?
Text-based summary of
LVAD
Text doc with links
Patient data &
doc eval.
myCORA patient
database
User responses
User leaves app
myCORA personal health
info
Landing page
Clip of general
LVAD infoVideo
reference
“I understand what an LVAD is. Take me
to my personal health info.”
B
A
A
Text
Video
B
KEY:Orange: Hypertext FAQGreen: Searchable videosBlue: Patient Prognostic InfoPurple: Patient responsesPink: Client’s existing infrastructure
First-time flowOnly available later
Consultation with doctor
User sign-in
Text or
video?
Text-based summary of
LVAD
Text doc with links
Patient data &
doc eval.
myCORA patient
database
User responses
User leaves app
myCORA personal health
info
Landing page
Clip of general
LVAD infoVideo
reference
“I understand what an LVAD is. Take me
to my personal health info.”
B
A
A
Text
Video
B
KEY:Orange: Hypertext FAQGreen: Searchable videosBlue: Patient Prognostic InfoPurple: Patient responsesPink: Client’s existing infrastructure
First-time flowOnly available later
SPECIALCONSIDERATIONS
SPECIALCONSIDERATIONS
Gentler colors
Clearly labelled buttons
Easy to read
Consistent design
What should I ask?
Client enrolls patients
Test with target age
range
New testing protocol
Imperfect testing
methods
USERTESTING
MEASURES OF
SUCCESS
Spoofed patient
prognoses
Event risk
(inverted)
% LVAD acceptance
Event risk
(inverted)
MEASURES OF
SUCCESS
High survival
% LVAD acceptance
Event risk
(inverted)
MEASURES OF
SUCCESS
Low survival
% LVAD acceptance
Event risk
(inverted)
% LVAD acceptance
MEASURES OF
SUCCESS
High survival, high
risk
Event risk
(inverted)
% LVAD acceptance
MEASURES OF
SUCCESS
Week 9 10 11 12 13 14 15 16
Data
Art
Programming
Production
Presentation Halves Softs Finals
KEY:Orange: Hypertext FAQGreen: Searchable videosBlue: Patient Prognostic InfoPurple: Patient responsesPink: Presentation
PROBLEMExisting LVAD decision aids are all industry-sponsored and biased.
SOLUTIONCreate a new, objective decision aid in the form of a web app.
HYPERTEXT FAQCommon questions for patients who do not know what to ask.
SEARCHABLE VIDEOSDirect search for patients who already know what they want to ask.
PATIENT RESPONSESDid the patient really understand everything that was shown?
PROGNOSTIC INFOPersonalized, relevant info; never been added to a decision aid before.
USER TESTINGDone in collaboration with client, using spoofed patient prognoses.
SUM
MAR
Y
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