Values are presented as mean ± SD and as n (%). AF, atrial fibrillation; BMI, body mass index; CHADS2, congestive heart failure, hypertension, age, diabetes mellitus, stroke; EC, epicardial connection; HAS-BLED, hypertension, abnormal renal/liver function, bleeding, labile international normalized ratio; elderly, drugs/alcohol; LAD, left anterior descending; LAVI, left atrial volume index; LVEF, left ventricular ejection fraction; PAF, paroxysmal AF

Table 2. Ablation data