Table 2.

Main categories and subcategories were identified through directed content analysis of semistructured interviews.

Categories	Subcategories
Notifications	Number of notifications per day Questionnaire availability time
Questions	Adding questions or answer options Questionnaire length
User interface	—a
Functionality changes	Interventions Reminders Gamification Customization
Visualizations	—
Sharing data with clinicians	—
Sharing data with others	—

^aNot applicable.