Table 1.
Baseline characteristics of AF screening in Pre-mAFA phase.
| Overall Cohort (n = 1187,381) | Suspected AF (n = 3471) | Confirmed AF (n = 1955) | |
| Female, n (%) | 205,545 (17.3) | 591(17.0) | 324 (16.6) |
| Age, mean (SD) | 35.4(11.5) | 56.1(14.3) | 56.7 (13.7) |
| 18–39, n (%) | 816,794 (68.8) | 465 (13.4) | 221 (11.3) |
| 40–54, n (%) | 290,753 (24.5) | 1050 (30.3) | 600 (30.7) |
| 55–64, n (%) | 53,730 (4.5) | 896 (25.8) | 535 (27.4) |
| 65–74, n (%) | 20,612 (1.7) | 739 (21.3) | 418 (21.4) |
| 75–84, n (%) | 4750 (0.4) | 282 (8.1) | 156 (8.0) |
| ≥85, n (%) | 742 (0.1) | 39 (1.1) | 23 (1.2) |
| Subject self-reported comorbidities | Overall Cohort (n = 468,203) | Suspected AF (n = 1861) | Confirmed AF (n = 1118) |
| Sleep apnoea, n (%) | 157,159 (33.6) | 762 (40.9) | 466 (41.7) |
| Hypertension | 74,431 (15.9) | 741 (39.8) | 463 (41.4) |
| Coronary artery disease | 13,902 (3.0) | 414 (22.2) | 268 (24.0) |
| Heart failure | 7288 (1.6) | 251 (13.5) | 161 (14.4) |
| Diabetes | 17,841 (3.8) | 231 (12.4) | 137 (12.3( |
| Hyperthyroidism | 6684 (1.4) | 71 (3.8) | 46 )4.1( |
SD: standard deviation. mAFA: mobile Atrial Fibrillation Application.