Heart failure & cardiomyopathies

Mobile Integrated Health vs a Transitions of Care Coordinator for Patients Discharged After Heart Failure: The Mighty-Heart Randomized Clinical Trial

JAMA Intern MedPublished Randomised controlled trial

Authors' conclusion

This randomized clinical trial found that MIH conferred no additional benefit on health status or 30-day readmissions for postacute patients with heart failure compared to TOCC alone.

Study context

Population
Medicare- or Medicaid-enrolled adults hospitalised with HF, 11 New York City hospitals, January 2021–September 2024
Participants
2,003 participants
Comparison
Mobile integrated health (MIH) plus TOCC vs TOCC alone
Primary endpoint
Coprimary: health status (KCCQ Overall Summary score) and all-cause hospital readmission
Follow-up
30 days
Methodological details1:1 randomisation, 11 New York City hospitals, Data analysis September 2024 to June 2025
  • 1:1 randomisation
  • 11 New York City hospitals
  • Data analysis September 2024 to June 2025

Primary result

As reported in the abstract

Coprimary: KCCQ Overall Summary score at 30 days; 30-day all-cause readmission

Mean difference

1.83

95% CI −0.75 to 4.40

P = 0.16

Between MIH and TOCC
mean difference 1.83 (95% CI −0.75 to 4.40); P = 0.16
30-day readmissions, odds ratio 0.99 (95% CI, 0.83 to 1.19)
P = 0.95

Secondary outcomes

Outcomeβ (95% CI)
KCCQ, age-by-treatment interaction (exploratory) · 30 daysYounger participants: larger improvement with MIH · significant age-by-treatment interaction4.40 (1.01–7.79)

Original publication

Mobile Integrated Health vs a Transitions of Care Coordinator for Patients Discharged After Heart Failure: The Mighty-Heart Randomized Clinical Trial. JAMA Intern Med. Published 1 November 2025. doi:10.1001/jamainternmed.2025.4483

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