Table 1.
Patient characteristics
| PVI group, n = 12 | Controls, n = 5 | P-value | |
|---|---|---|---|
| Male sex, n (%) | 10 (83.3) | 4 (80) | 0.87 |
| Age at scan, years | 60.8 ± 11.3 | 58.4 ± 3.8 | 0.57 |
| LVEF, % | 54.8 ± 7.3 | 57.2 ± 7.6 | 0.72 |
| Paroxysmal AF, n (%) | 7 (58.3) | 0 (0) | < 0.01 |
| Persistent AF, n (%) | 5 (41.7) | 0 (0) | < 0.01 |
| CHF, n (%) | 4 (33.3) | 1 (20) | 0.58 |
| LAVI, mL | 37.8 ± 19.9 | 25.2 ± 3.4 | 0.33 |
| BMI, kg/m2 | 28.7 ± 5.6 | 25.8 ± 4.6 | 0.33 |
| Cardiovascular risk factors | |||
| Arterial hypertension, n (%) | 10 (83.3) | 3 (60) | 0.30 |
| Hyperlipoproteinemia, n (%) | 4 (33.3) | 1 (20) | 0.58 |
| Tabacco use, n (%) | 4 (33.3) | 2 (40) | 0.79 |
| Diabetes, n (%) | 1 (8.3) | 1 (20) | 0.50 |
| History of stroke/TIA, n (%) | 0 (0%) | 0 (0%) | 1.00 |
| CHA2DS2VASc score, points | 2.3 ± 1.5 | NA | |
LVEF, left ventricular ejection fraction; AF, atrial fibrillation; CHF, chronic heart failure; LAVI, left atrial volume index; BMI, body mass index; TIA, transient ischemic attack; RF, radiofrequency ablation; PVI, pulmonary vein isolation; CBA, cryoballoon ablation