Table 2.
Differences between the group with and without atrial fibrillation
| Characteristics | AF (n = 257) | No AF (n = 762) | p |
|---|---|---|---|
| Male gender, n (%) | 155 (60) | 446 (58) | 0.61 |
| Age (years) | 61 (51, 73) | 59 (44, 70) | < 0.05 |
| Diabetes mellitus, n (%) | 25 (9.9) | 75 (11) | 0.41 |
| Hypertension, n (%) | 78 (30) | 234 (36) | 0.08 |
| Ischemic heart disease, n (%) | 38 (14) | 84 (13) | 0.52 |
| Smoking, n (%) | 53 (20) | 130 (20) | 0.87 |
| Syncope, n (%) | 116 (46) | 240 (37) | 0.02 |
| Functional class, n (%) | |||
| NYHA I | 195 (76) | 583 (83) | < 0.05 |
| NYHA II | 44 (17) | 96 (13) | |
| NYHA III | 14 (5.5) | 16 (2.3) | |
| NYHA IV | 2 (0.8) | 3 (0.4) | |
| Moderate to severe mitral insufficiency | 65 (26) | 93 (15) | < 0.05 |
| Late gadolinium enhancement | 131 (95) | 380 (90) | 0.06 |
| LV ejection fraction | 58 (47, 68) | 62 (50, 68) | 0.44 |
| Ventricular tachycardia | 28 (10) | 78 (10) | 0.84 |
| TAPSE (mm) | 19 (16, 23) | 21 (19, 24) | < 0.05 |
| Left atrium size in millimeters | 49 (40, 61) | 40 (33, 49) | < 0.05 |
NYHA: New York Heart Association; LV: left ventricle; TAPSE: tricuspid annular plane systolic excursion; AF: atrial fibrillation.