Comparison 14. Comparison of superior PVs and four‐PVs ablation in free of AF in one year follow‐up.
Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
---|---|---|---|---|
1 Free of atrial fibrillation | 1 | 52 | Risk Ratio (M‐H, Fixed, 95% CI) | 0.87 [0.58, 1.32] |