Arrhythmias & electrophysiology

Heart failure in patients with recently diagnosed atrial fibrillation: findings from the GLORIA-AF Registry Phase III

Eur J Prev CardiolPublished Prospective registry cohort study

Main finding · All-cause death and MACEResult — go to the resultHazard ratio 2.04 95% CI 1.87–2.23

Authors' conclusion

Congestive heart failure is common in real-world patients with AF and is associated with a more complex clinical phenotype, different management, and worse prognosis.

Study context

Population
Adults with recently diagnosed atrial fibrillation (AF) and CHA2DS2-VASc ≥ 1 (GLORIA-AF Registry Phase III)
Participants
21,125 adults
Exposure
Congestive heart failure (CHF) vs no CHF in AF
  • CHFn = 4,632
Outcome
Composite of:
  • All-cause death
  • Major adverse cardiovascular events (MACE)
Follow-up
3-year follow-up

Main finding

All-cause death and MACE

Hazard ratio

2.04

95% CI 1.87–2.23

CHFvs No CHF
HR 2.04 (95% CI 1.87–2.23)

As reported in the abstract

Observational data: associations, not effects.

Secondary outcomes

Oral anticoagulants (OAC) prescription, CHF with left ventricular ejection fraction (LVEF) ≤ 40%

OR (95% CI)
CHF with LVEF ≤ 40%1.47 (1.27–1.71)
No significant differences for CHF with LVEF > 40%

NOAC vs VKA use

NOACs less used than VKA in CHF, irrespective of LVEF

Secondary outcomes incl. thromboembolism

Similar results (increased risk with CHF); higher risk increases with LVEF ≤ 40%

Original publication

Heart failure in patients with recently diagnosed atrial fibrillation: findings from the GLORIA-AF Registry Phase III. Eur J Prev Cardiol. Published 1 September 2025. doi:10.1093/eurjpc/zwaf485

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