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Digital health tools may improve quality of life (QOL) in patients with heart failure (HF) by promoting self-care, continuous education, and engagement with their condition. We sought to evaluate the effect on QOL of three digital health tools as compared to usual care in a randomized controlled trial.

One hundred eighty-two patients across 11 HF clinics in the Yale New Haven Health System were randomized to receive one of three digital technologies - Bodyport (smart scale, N=46), Conversa™ (conversational platform, N=46), Noom® (smartphone application, N=46) - or usual care (control group, N=44). These technologies were designed to promote self-care and provide alerts to clinicians based on vital signs and other parameters (i.e., weight, impedance, and symptoms). The primary outcome was change in QOL at 90 days as assessed by the Kansas City Cardiomyopathy Questionnaire …