Analysis Sample size Sample size Primary endpoint Primary endpoint Primary endpoint
Catheter ablation Medical treatment No. (%) HR (95% CI) P value
Unadjusted 71 60 7 (9.9) vs 15 (25.0) 0.353 (0.144 – 0.867) 0.023
Multivariate 71 60 7 (9.9) vs 15 (25.0) 0.281 (0.110 – 0.721) 0.008
PSM 39 39 7 (17.9) vs 12 (30.8) 0.297 (0.116 – 0.756) 0.011
IPTW 116.05 134.27 11.9 (10.3) vs 38.0 (28.3) 0.315 (0.110 – 0.906) 0.032