Table 2.
Procedural characteristics, periprocedural complications, and follow-up
| PFA | CBA | RFA | P-value | |
|---|---|---|---|---|
| Procedural characteristics | ||||
| N | 40 | 80 | 80 | |
| Procedure time [min] | 93.5 [79.5, 116.0] | 75.0 [60.0, 97.0] | 182.0 [134.2, 223.5] | < 0.001 |
| Use of 3D-mapping pre-ablation, n (%) | 13 (32.5) | 0 (0.0) | 80 (100.0) | < 0.001 |
| Use of 3D-mapping post-ablation, n (%) | 40 (100.0) | 0 (0.0) | 80 (100.0) | < 0.001 |
| Fluoroscopy time [min] | 25.6 [20.7, 31.0] | 17.1 [12.7, 23.7] | 6.7 [3.5, 12.9] | < 0.001 |
| Fluoroscopy dose [Gycm2] | 5.0 [3.4, 8.4] | 5.7 [3.0, 10.2] | 1.6 [1.0, 3.2] | < 0.001 |
| Periprocedural complications | ||||
| Stroke, n (%) | 0 (0.0) | 0 (0.0) | 0 (0.0) | > 0.999 |
| Cardiac tamponade, n (%) | 2 (5.0) | 0 (0.0) | 0 (0.0) | 0.039 |
| Phrenic nerve palsy, n (%) | 0 (0.0) | 0 (0.0) | 0 (0.0) | > 0.999 |
| Atrioesophageal fistula, n (%) | 0 (0.0) | 0 (0.0) | 0 (0.0) | > 0.999 |
| Follow-up | ||||
| One-year Recurrence, n (%) | 6 (15.0) | 27 (33.8) | 21 (26.2) | 0.091 |
| Entity of recurrence | 0.653 | |||
| Paroxysmal AF | 4 (66.7) | 20 (74.1) | 18 (85.7) | |
| Persistent AF | 1 (16.7) | 5 (18.5) | 2 (9.5) | |
| Atypical AFL | 1 (16.7) | 2 (7.4) | 1 (4.8) | |
| Redo procedure after recurrence, n (%) | 3 (50.0) | 17 (63.0) | 14 (66.7) | 0.887 |
| Number of still isolated PVs, n (%) | 8 (66.7) | 36 (52.9) | 29 (51.8) | 0.868 |
| Number of patients with all PVs still isolated, n (%) | 0 (0.0) | 2 (11.8) | 3 (21.4) | 0.681 |
| Follow-up in patients without recurrence [months] | 12.2 [11.8, 13.1] | 13.1 [12.5, 13.1] | 12.7 [12.0, 13.1] | 0.022 |
| Number of patients with a 12 months follow-up, n (%) | 36 (90.0) | 77 (96.3) | 74 (92.5) | 0.366 |
Values are presented as median [IQR] or n (%). AF atrial fibrillation, AFL atrial flutter, CBA cryoballoon ablation, IQR interquartile range, PFA pulsed-field ablation, PV pulmonary vein, RFA radiofrequency ablation