Optimal catheter ablation strategy for patients with persistent atrial fibrillation and heart failure: a retrospective study

Status

Recruiting

Phases

Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2100053745

Enrollment

Unknown

Registered

2021-11-28

Start date

2021-11-28

Completion date

Unknown

Last updated

2023-07-25

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

persistent atrial fibrillation/heart failure

Interventions

Control group:Pure pulmonary vein isolation group

Experimental group:Pulmonary vein isolation + additional linear ablation

Eligibility

Sex/Gender

All

Age

18 Years to 80 Years

Inclusion criteria

Inclusion criteria: This was a multiple-center, retrospective study of 118 consecutive patients with PeAF and HF who underwent their first CA procedure in the First Affiliated Hospital of Dalian Medical University and Central Hospital of Zhuanghe City between January 2016 and November 2020.

Exclusion criteria

Exclusion criteria: 1. Patients with previous catheter ablation; 2. Patients with congenital heart disease; 3. Patients undergoing cardiac surgery.

Design outcomes

Primary

Measure	Time frame
left ventricular ejection fraction;	—

Secondary

Measure	Time frame
left atrial diameter;left ventricular diameter;	—

Countries

China

Contacts

Public ContactZhang Rongfeng

The First Affiliated Hospital of Dalian Medical University

zrf0088@126.com+86 18098875798

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 12, 2026