Table 1.

Data that were extracted from the studies.

Article information	Data extracted
General study information	Year of publication Countries of study Study setting (primary location of app use, if relevant) Analyzed sample size Sample demographics (including age, gender, and target population) Intervention duration and follow-up periods
Behavioral intervention	Target health behaviors and intervention focus Theory the intervention is based on Behavior change techniques (BCT Taxonomy v1 [18,19])
Mobile app technology	Area of health care used in Name of the app Developers Platform Components and design features (eg, provision of feedback, notifications, and tracking)
Evaluation	What outcomes were measured Participant health outcomes Behavior change outcomes Participant engagement or adherence rates Participant satisfaction Feasibility and usability Other key performance indicators reported