Kevin Cummins University of California San Diego Mobile App Development Update for NCANDA PI Review

1. NCANDA Mobile App
Development
Kevin Cummins &Ty Brumback
University of California San Diego
April 27, 2016

2. Project Objectives
• Enhance characterization of temporal patterns
of substance use
• Obtain ecological momentary assessment of
affect
• Create a platform to obtain low burden frequent
micro-assessment of multiple domains

3. Mobile App Options

4. DevelopmentTeam
Jiasheng (Zack) Zhu
Mobile App Developer
CS Undergrad (senior)
Xi (Rachael)Wang
Interface Developer
InterdisciplinaryComputing
and Art Undergrad (senior)
Trevor Henthorn
Backend/Server
UCSD Staff
Programmer

5. Current App Specifications
• Compatible with iOS and Android
• Secure Data
• Operate without network connectivity
• Multiple timing schedules
• Randomized assessment times
• Simple and quick user experience
– 10 second response times

6. NCANDA Mobile App

7. ProposedTemporal
Sampling Structure
• Monthly
– 30 day substance use
• Bi-Weekly
– Sleep, exercise, activities
– Substance use and substance use problems
• Daily (EMA)
– Affect, Craving

8. Discussion