Diagram showing the eight-segment per PV encirclement used for analysis and the number of acute reconnections (spontaneous and provoked by adenosine) with the corresponding AI values on both groups. AI, Ablation Index; PV, pulmonary vein; LIPV, left inferior pulmonary vein; LSPV, left superior pulmonary vein; RIPV, right inferior pulmonary vein; RSPV, right superior pulmonary vein; WACA, wide-area circumferential ablation.