| Parameters | |
| Number of patients | 31 |
| Gender (male) | 18 (58%) |
| Age (years) | 55 ± 13 |
| Hypertension | 15 (48%) |
| Diabetes | 3 (9.7%) |
| Ischemic heart disease | 3 (9.7%) |
| CHADS2 score | |
| 0 | 15 (48%) |
| 1 | 12 (39%) |
| ≥2 | 4 (13%) |
| AF duration (months) | 44 ± 28 |
| Persistent AF | 4 (13%) |
| Anti coagulation | |
| Coumadin | 5 (16%) |
| NOACs | 13 (42%) |
| Aspirin | 8 (26%) |
| None | 5 (16%) |
| LVEF (%) | 58 ± 6 |
| LA size: | |
| Normal | 14 (45%) |
| Mildly enlarged | 13 (42%) |
| Moderately | 4 (13%) |