AUG 26, 2026 · JOURNAL ARTICLE
Catheter-Based Left Atrial Appendage Closure vs Oral Anticoagulation in Patients With Atrial Fibrillation
JAMA Cardiology
High-quality meta-analysis of 8 RCTs with 7434 patients and 37.9-month follow-up reporting hard clinical endpoints (stroke, major bleeding) with precise effect estimates and confidence intervals, demonstrating no superiority of LAAC over OAC and a higher ischemic stroke risk.
Reported
Sample size7434
Number of trials8
Weighted mean follow-up37.9 months