Table 1.

Issue log data.

Participant and issue		Number of occurrences	Changes made to app
Patients
	Delay in sync between the health care professional’s phone and patient’s phone	1	Fast sync capability added
	Patients missing messages	2	Pop-up stays on phone until patient says “ok” or “I like it”
Health care professionals
	Amending exercises time consuming on health care professional’s phone	1	Process streamlined
	Setting goals because of new year. 2017 options not available	1	Glitch in system amended immediately