Mean and median values of sick leave rate (in days) in the period before, during, and after the intervention per study group
| Before | During | After | |
|---|---|---|---|
| Mean (SD) sick leave rate | |||
| Intervention group | 17.2 (42.1) | 21.5 (53.9) | 20.5 (52.3) |
| Control group | 15.2 (41.0) | 22.9 (56.4) | 27.6 (62.4) |
| Median sick leave rate | |||
| Intervention group | 5.0 | 4.0 | 2.0 |
| Control group | 4.0 | 4.0 | 2.0 |