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Kaplan‐Meier curves adjusted for the procedure at enrollment of time from enrollment to first detection of recurrent AF/AFL for control and intervention groups. Recurrent arrhythmias were detected earlier in the intervention group. The P value shown is for control vs intervention after adjusting for procedure at enrollment (RFA or DCCV). 95% CI, 95% confidence interval; AF, atrial fibrillation; AFL, atrial flutter; DCCV, direct current cardioversion; RFA, radiofrequency ablation
