Two-Year Follow-Up after Contact Force Sensing Radiofrequency Catheter and Second-Generation Cryoballoon Ablation for Paroxysmal Atrial Fibrillation: A Comparative Single Centre Study

Figure 2

Kaplan-Meier estimation of the time to AF recurrence after single ablation in the CF-RF and CB ablation groups (CB group: solid line; RF group: dotted line).