Table 1.

Feasibility and usability measures.

Conceptual framework		Measure	Data source
Feasibility
	User	Demographics	Patient information form
		Comfort with technology	Patient and provider self-report (in training or in focus groups or interviews)
		Use of technology	Data of ePRO system
	Task	Fit into daily routines	Patient focus groups and interviews
		Fit into provider workflows	Provider focus groups
	Technology	Usability assessment (in the following category)
Usability
	Efficiency	Time to complete monitoring (ie, time on task)	System data
		Reported efficiency	Patient focus groups and interviews Provider focus group
	Effectiveness	Reported errors	Online issue tracker system to communicate errors and problems with the system to QoC Health
	Learnability	Reported learnability	Patient focus groups and interviews Provider focus group
	Satisfaction	Reported satisfaction	Patient focus groups and interviews Provider focus group