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Evaluation of left heart function before and after radiofrequency ablation by echocardiography in patients with persistent atrial fibrillation and its predictive value for postoperative recurrence of atrial fibrillation

Evaluation of left heart function before and after radiofrequency ablation by echocardiography in patients with persistent atrial fibrillation and its predictive value for postoperative recurrence of atrial fibrillation

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500098451
Enrollment
Unknown
Registered
2025-03-07
Start date
2024-01-15
Completion date
Unknown
Last updated
2025-03-10

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

Conditions

Persistent atrial fibrillation

Interventions

Case group:None
Control group:None

Sponsors

Anqing Municipal Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 90 Years

Inclusion criteria

Inclusion criteria: 1.Patients with persistent atrial fibrillation with normal ejection fraction undergoing rcatheter ablatio in the cardiology department of our hospital

Exclusion criteria

Exclusion criteria: 1.Left ventricular outflow tract obstruction; 2.Aortic valve stenosis or other severe valve disease; 3.Structural heart disease; 4.Left ventricular ejection fraction less than 50%; 5.Had undergone radiofrequency ablation of atrial fibrillation; 6.The image quality is not good.

Design outcomes

Primary

MeasureTime frame
Left atrial strain;Left ventricular myocardial work parameters;—

Secondary

MeasureTime frame
Left ventricular ejection fraction;Left atrial size;—

Countries

China

Contacts

Public ContactZuo Dongmei

Anqing Municipal Hospital

wawjzuodongmei@163.com+86 18955616261

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026