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Patient Characteristics.
| Characteristics | N = 37 |
|---|---|
| Age (years) (mean ± SD) | 78 ± 8.1 |
| Males, n (%) | 26 (70%) |
| Type of AF | |
| paroxysmal | 30 (81%) |
| persistent | 7 (19%) |
| Duration of AF (months) | 31 ± 24 |
| Left atrium diameter, (mm) | 37 ± 5.5 |
| Left ventricular ejection fraction, (%) | 63 ± 8.0 |
| CHA2DS2-VASc score | 2.1 ± 1.7 |
| Congestive heart failure | 2 (5%) |
| Hypertension | 19 (51%) |
| Diabetes | 8 (21%) |
| Stroke | 2 (5%) |
| Coronary artery disease | 3 (8%) |
| Antiarrhythmic drug | 9 (24%) |
AF, atrial fibrillation.
