Table 1 Baseline characteristics of the study population for both groups.
|
Usual care (N= 578) |
Intervention (N= 605) | |
|---|---|---|
| Gender (male) | 334 (57.8%) | 378 (62.5%) |
| Age (years) (mean, SD) | 43.8 (9.7) | 44.4 (9.2) |
| Work more than 30 hours per week | 445 (76.9%) | 452 (74.6%) |
| Work more than 4 hours per day with the computer | 406 (70.3%) | 430 (70.0%) |
| Number of sick leave days in the 6-months period prior to baseline (median) | 1.0 | 0.0 |
| - % workers with 0 days sick leave | 49 | 50 |
| - % workers with 1 - 7 days sick leave | 27 | 30 |
| - % workers with 7 - 21 days sick leave | 15 | 14 |
| - % workers with > 21 days sick leave | 9 | 6 |