Age (years) |
71.1 ± 11.2 |
73.2 ± 5.3 |
Females (%) |
4 (40%) |
5 (63%) |
Left ventricular ejection fraction (%) |
56 [42–60] |
60
[55–66] |
Indexed left atrial volume (ml/m2) |
33.6 ± 10.6 |
40.2 ± 13.0 |
Significant structural cardiopathy |
5 (50%) |
4 (50%) |
Previous atrial fibrillation |
6 (60%) |
5 (63%) |
Prior ablation procedures |
9 (90%) |
2 (25%) |
Prior cardiac surgery |
2 (20%) |
2 (25%) |
Procedural time (min) |
260 ± 66 |
267 ± 72 |
Presence of rotors |
7 (70%) |
6 (75%) |
Use of contact force-sensing ablation catheters |
3 (30%) |
3
(37%) |
Pulmonary vein isolation * |
7 (70%) |
4 (50%) |
Cavotricuspid isthmus ablation * |
8 (80%) |
7 (88%) |