Table 1.
Clinical characteristics
| Clinical characteristics | Patient cohort (n = 106) |
|---|---|
| Mean age ± SD, years | 63.0 ± 10.6 |
| Sex | |
| Men | 78 (73.6%) |
| Women | 28 (26.4%) |
| BMI, kg/m2 | 28.7 ± 4.9 |
| Time from first diagnosed AF, years, Median, (IQR) | 6.1, (3.7–9.7) |
| Average number of cardioversions since prior ablation | 1 |
| Retreatment | |
| First retreatment—de novo PVI only | 50 |
| First retreatment—de novo PVI + Additional Ablation | 29 |
| Second retreatment | 27 |
| Comorbidities | |
| Hypertension, n (%) | 55 (52) |
| Coronary artery disease, n (%) | 11 (10) |
| Diabetes mellitus, n (%) | 10 (9) |
| Valvular disease, n (%) | 4 (4) |
| Cardiomyopathy, n (%) | 8 (8) |
| Heart failure, n (%) | 1 (1) |
| Stroke or TIA, n (%) | 5 (5) |
| COPD, n (%) | 5 (5) |
| Obstructive sleep apnea, n (%) | 11 (10) |
| LA diameter, mm | 43.8 ± 6.8 |
| LVEF (%) | 57.1 ± 7.7 |
| Antiarrhythmic medications at time of procedure | |
| Class Ic, n, (%) | 23 (22) |
| Class III, n, (%) | 12 (11) |
| CHA2D2-VASc score, n (%) | |
| 0 | 22 (21) |
| 1 | 32 (30) |
| 2 | 27 (25) |
| >2 | 25 (24) |
COPD, chronic obstructive pulmonary disease; LA, left-atrial; LVEF, left ventricular ejection fraction; TIA, transient ischaemic attack.