Cohort characteristics and cough monitoring periods
| Recruited | Monitoring periods | |||
| ≥1 h | ≥100 h | ≥240 h | ||
| Age, years | 21 (20–24) | 21 (20–25) | 25 (21–50) | 50 (39–56) |
| Operating system | ||||
| Android | 366 (39.4) | 269 (43.7) | 127 (71.3) | 18 (85.7) |
| iOS | 559 (60.1) | 345 (56.0) | 51 (28.7) | 3 (14.3) |
| Not specified | 5 (0.5) | 2 (0.3) | 0 | 0 |
| Participants | 930 | 616 | 178 | 21 |
Data are presented as median (interquartile range), n (%) or n.