AF recurrence electrophysiological results during the second session and PV stenosis
| Group 1 | Group 2 | ||
| EEPVI + interpulmonary isthmus ablation | EEPVI | p Value | |
| n=100 | n=100 | ||
| AF recurrence (n) | 32 | 33 | 1 |
| Second session | 27 | 25 | |
| PV reconnection: n (% of number of second session) | 20 (74%) | 20 (80%) | 1 |
| Non-PV foci: n (% of number of second session) | 7 (26%) | 5 (20%) | 0.54 |
| Reconnection between superior and inferior PVs: n (% of number of second session) | 6 (22%) | N/A | N/A |
| PV stenosis (n) | 0 (0%) | 0 (0%) | 1 |
AF, atrial fibrillation; EEPVI, extensive encircling pulmonary vein isolation; NA, not applicable; PV, pulmonary vein.