Clinical characteristics of whole cohort (4907 patients) and in patients with and without AF (740 and 4167 patients, respectively)
| Whole cohort | SR | AF | ||||
|---|---|---|---|---|---|---|
| Variable | n | mean (SD)/% | n | mean (SD)/% | n | mean (SD)/% |
| Age | 4244 | 47.73 (16.30) | 3505 | 46.73 (16.52) | 739 | 52.48 (14.34) |
| LA (mm) | 4075 | 43.1 (7.20) | 3355 | 42.12 (6.80) | 720 | 47.69 (7.26) |
| MWT (mm) | 4200 | 19.47 (5.23) | 3461 | 19.33 (5.27) | 739 | 20.14 (5.02) |
| FS % | 3862 | 0.41 (0.09) | 3174 | 0.41 (0.09) | 688 | 0.41 (0.10) |
| LVOT max | 3634 | 32.67 (41.49) | 2975 | 31.11 (40.40) | 659 | 39.75 (45.43) |
| Female | 1504 | 35 | 1214 | 35 | 290 | 39 |
| NYHA II | 1365 | 34 | 1057 | 31 | 308 | 43 |
| NYHA III, IV | 377 | 9 | 269 | 8 | 108 | 15 |
| Hypertension | 1171 | 28 | 914 | 27 | 257 | 36 |
| Diabetes | 225 | 6 | 168 | 6 | 57 | 9 |
| Vascular disease | 66 | 2 | 41 | 2 | 25 | 4 |
AF, atrial fibrillation; FS, fractional shortening; LA, left atrial; LVOT max, maximum left ventricular outflow gradient; MWT, maximal wall thickness; NYHA, New York Heart Association Functional Classification; SR, sinus rhythm.