Congenital heart disease

Heart rate: an accessible risk indicator in adult congenital heart disease

HeartPublished Prospective cohort study

Main finding · All-cause mortalityResult — go to the resultHazard ratio 1.57 95% CI 1.26–1.96

Authors' conclusion

Higher heart rate is associated with lower survival and heart failure-free survival in ACHD.

Study context

Population
Patients with moderate or complex adult congenital heart disease at routine outpatient visit
Participants
556 patients
Exposure
Higher vs lower resting heart rate
Outcome
All-cause mortality
Follow-up
Median 10.1 years
Methodological detailsobservational, Heart rate from resting 12-lead ECG (Modular ECG Analysis System (MEANS)); mean 69±13 bpm
  • Observational
  • Heart rate from resting 12-lead ECG (MEANS); mean 69±13 bpm

Main finding

As reported in the abstract

Hazard ratio

1.57

95% CI 1.26–1.96

Heart rate per 10 bpm
HR 1.57 (95% CI 1.26–1.96)

Per 10 bpm, as printed

Deaths during follow-up
36 (6.5%)

Observational data: associations, not effects.

Secondary outcomes

OutcomeHR (95% CI)
All-cause mortality or HFAdjusted1.33 (1.13–1.57)
All-cause mortality or HF — Reached secondary endpoint
83 (14.9%)

All-cause mortality or HF

Higher heart rates had significantly lower HF-free survival

Original publication

Heart rate: an accessible risk indicator in adult congenital heart disease. Heart. Published 23 November 2023. doi:10.1136/heartjnl-2023-323233

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