Heart failure & cardiomyopathies

Severity of mobility limitation and adverse outcomes in heart failure

HeartPublished patient-level pooled analysis of two prospective Japanese cohort studies

Authors' conclusion

This study demonstrates a strong and graded association between mobility limitation severity and adverse outcomes in HF, suggesting its utility for refined risk stratification.

Study context

Population
Hospitalised patients with heart failure (HF)hospitalised patients with HF from two prospective Japanese cohort studies
Participants
2,103 patients
Comparison
Mobility limitation at discharge, categories II, III and IV vs category I
Outcome
Composite of:
  • HF rehospitalisation
  • All-cause mortality
Follow-up
2 years
Methodological detailsno exclusion criteria
  • No exclusion criteria

Pooled result

As reported in the abstract

Each group vs category IAdjusted hazard ratio (95% CI)
Category II
1.22(1.04–1.45)
Category III
1.39(1.11–1.73)
Category IV
1.71(1.34–2.20)
Composite outcomes
998
Person-years of follow-up
2820.7

Further pooled results

Graded association clear for mortality
Graded association less evident for HF rehospitalisation alone, likely reflecting competing mortality risks

Original publication

Severity of mobility limitation and adverse outcomes in heart failure. Heart. Published 18 June 2025. doi:10.1136/heartjnl-2024-325120

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

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