Fidelity
Response rates for the mHealth-administered surveys were 56.9% (484/851) on day 1 and 49.8% (424/851) on day 7 for intervention patients, and 42% (283/674) for control patients. All patients had a FollowApp.Care profile created, and 98.3% (1504/1525) received the day 1 SMS text message notification, with an average response time of about 7 hours. Over the study duration, 349 alerts were generated. Of these, 335 were resolved, 14 were unresolved, and the average response time to patient alerts was 8 hours and 48 minutes.