Table 2.

Technology functionality framework [61].

Functionality subcategory	Definition
Inform	Provide information in a variety of formats (text, photo, video)
Instruct	Provide instructions to the user
Record	Capture user-entered data
Display	Graphically display user-entered data/ output user-entered data
Guide	Provide guidance based on user-entered information (eg, recommend a physician consultation or course of treatment)
Remind/Alert	Provide reminders to the user
Communicate	Provide communication with health care provider/ patients and/or provide links to social networks