Preethi Srinivas|Kunal Bodke|Susan Ofner|NiCole R. Keith|Wanzhu Tu|Daniel O. Clark
Context-Sensitive Ecological Momentary Assessment: Application of User-Centered Design for Improving User Satisfaction and Engagement During Self-Report
Indiana University – Purdue University Indianapolis|Regenstrief Institute|Indiana University – Purdue University Indianapolis|Regenstrief Institute|Indiana University – Purdue University Indianapolis|Indiana University Health|Indiana University – Purdue University Indianapolis|Regenstrief Institute|Indiana University – Purdue University Indianapolis|Regenstrief Institute|Indiana University – Purdue University Indianapolis
ecological momentary assessment ema useful tool collecting realtime behavioral data studies health health behavior however ema administered mobile technology burdensome tends suffer suboptimal user engagement particularly low healthliteracy populationsthis study aimed report case study involving design evaluation mobile ema tool supports contextsensitive emareporting location social situations accompanying eating sedentary behavioran iterative usercentered design process obese middleaged women seeking care safetynet health system used identify preferred format selfreport measures look feel interaction mobile ema tool singlearm feasibility field trial 21 participants receiving 12 prompts day momentary selfreports 4week period 336 total prompts per participant used determine user satisfaction interface quality user engagement operationalized response rate second trial among 38 different participants randomized receive receive feature designed improve engagement conductedthe feasibility trial results showed high interface satisfaction engagement average response rate 50 4 weeks qualitative feedback pointed need auditory alerts settled 3 alerts 10min intervals accompany emareporting prompt second trial testing feature showed statistically significant increase response rate participants randomized receive repeat auditory alerts versus 60 vs 40this paper reviews design research set design constraints may considered creation mobile ema interfaces personalized users preferences novel aspects study include involvement low healthliteracy adults design research capture data time place social context eating sedentary behavior reporting prompts tailored individuals location scheduleclinicaltrialsgov nct03083964 httpsclinicaltrialsgovct2shownct03083964