Table 1.
Clinical characteristics of study population
| Characteristic | AF patients (n = 839) | Controls (n = 1215) | P |
|---|---|---|---|
| Agea | 53 ± 15 | 52 ± 15 | 0.479 |
| Male/female | 473/366 | 803/402 | < 0.001 |
| Lone AF (%) | 264 (31.5%) | N/A | * |
| Other AF (%) | 575 (80.5%) | N/A | * |
| paroxysmal AF (%) | 495 (59.0%) | N/A | * |
| persistent AF (%) | 298 (35.5%) | N/A | * |
| permanent AF (%) | 46 (5.5%) | N/A | * |
| coronary artery disease (%) | 309 (36.8%) | N/A | * |
| Hypertension (%) | 265 (31.6%) | 240 (19.8%) | < 0.001 |
| Ischemic stroke (%) | 93 (11.1%) | N/A | * |
a
Age for the case group refers to as the age at diagnosis of disease; age for the control group refers to as the age at which the subject was enrolled into the study.
*
untested P values.