Table 1.
Baseline characteristics of the 485 study participants.
| Characteristic | All patients n = 485 | Determined etiology prior to TEE n = 156 | Cryptogenic etiology prior to TEE n = 329 | P-value |
|---|---|---|---|---|
| Age in years—mean ± SD | 64.3 ± 14.5 | 67.0 ± 12.8 | 63.0 ± 15.0 | 0.020 |
| Females, no (%) | 209 (43.1%) | 69 (44.2%) | 140 (42.6%) | 0.695 |
| Hypertension, no (%) | 341 (70.3%) | 117 (75.0%) | 224 (68.1%) | 0.169 |
| Hyperlipidemia, no (%) | 132 (27.2%) | 45 (28.8%) | 87 (26.4%) | 0.663 |
| Diabetes, no (%) | 120 (24.7%) | 49 (31.4%) | 71 (21.6%) | 0.025 |
| Smoking, no (%) | 106 (21.9%) | 36 (23.1%) | 70 (21.3%) | 0.725 |
| Stroke/TIA, no (%) | 78 (16.1%) | 28 (17.9%) | 50 (15.2%) | 0.509 |
| CHD, no (%) | 87 (17.9%) | 37 (23.7%) | 50 (15.2%) | 0.031 |
| PAD, no (%) | 31 (6.4%) | 16 (10.3%) | 15 (4.6%) | 0.027 |
| Atrial fibrillation, no (%) | 55 (11.3%) | 55 (35.3%) | 0 (0.0) | <0.001 |
| Left ventricular ejection fraction in %–median (IQR) | 55 (55-60) | 55 (55-60) | 60 (55-60) | <0.001 |
Stroke/TIA, history of cerebral ischemia; CHD, history of coronary heart disease; PAD, history of peripheral artery disease; ±SD, standard deviation; IQR, interquartile range.