Table 2 Patient characteristics
| Age (year) | 40–59 | Body mass index (kg/m2) | 28–31 |
| Male (female) | 3 (0) | Left ventricular ejection fraction (%) | 56–68 |
| Paroxysmal (persistent) AF | 1 (2) | Left atrial volume (mm) | 67–102 |
| Hypertension | 1 | Antiarrhythmic drugs | 2 |
| Diabetes | 0 | Amiodarone | 2 |
