Heart failure & cardiomyopathies

Rate of cardiovascular events up to 8 years after uncomplicated myocarditis: a nationwide cohort study

Eur Heart J Acute Cardiovasc CarePublished Retrospective cohort study

Authors' conclusion

Patients hospitalized with uncomplicated acute myocarditis and no known prior heart disease were associated with substantial risk for cardiovascular events over a follow-up of up to 8 years.

Study context

Population
Patients with first-time hospitalization for uncomplicated acute myocarditis without known heart disease, nationwide, 2013–2020matched cohort
Participants
1,439 vs 1,439
Exposure
Uncomplicated acute myocarditis vs surgical controls
  • Myocarditisn = 1,439
  • Surgical controlsn = 1,439reference
Outcome
Composite of:
  • Rehospitalization for myocarditis
  • Pericardial disease
  • HF and its complications
  • Arrhythmias
  • Cardiac device implantation
  • Heart transplant
Follow-up
Median 39 months
Methodological detailsnationwide population-based, 1:1 propensity score-matched
  • Nationwide population-based
  • 1:1 propensity score-matched

Main finding

As reported in the abstract

Each group vs surgical controlsHazard ratio (95% CI)
Myocarditis
42.3(17.4–102.8)
Each group vs surgical controlsIncidence rate difference, per 1000 py (95% CI)
Myocarditis
42.7(36.7–48.8)

Observational data: associations, not effects.

Original publication

Rate of cardiovascular events up to 8 years after uncomplicated myocarditis: a nationwide cohort study. Eur Heart J Acute Cardiovasc Care. Published 14 February 2024. doi:10.1093/ehjacc/zuae021

Composed by AI from the published abstract and checked against it. How Briefs are made →

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