Table 5 Sick leave, mental capacities and ability to work (according to WAI - questionnaire) in respect to the ROS
|  | Total sample (n = 401) | 1-week ROS (n = 49) | 4-month ROS (n = 352) | p |
|---|---|---|---|---|
Sick leave last year (12 months) |  |  | 0.5932 | |
 None at all | 144 (35.9%) | 17 (34.7%) | 127 (36.1%) |  |
 1–9 days | 158 (39.4%) | 21 (42.9%) | 137 (38.9%) |  |
 10–99 days | 94 (23.4%) | 11 (22.4%) | 83 (23.6%) |  |
 > 100 days | 5 (1.3%) | 0 | 5 (1.4%) |  |
Estimation of the own work ability in 2 years |  |  | 0.4522 | |
 Relatively certain | 374 (93.3%) | 46 (93.9%) | 328 (93.2%) |  |
 Not certain | 24 (6.0%) | 2 (4.1%) | 22 (6.3%) |  |
 Unlikely | 3 (0.7%) | 1 (2.0%) | 2 (0.5%) |  |
Mental capacities | Â | Â | Â | Â |
 Ability to enjoy the regular daily activities |  |  | 0.1422 | |
  Often / rather often | 307 (76.5%) | 43 (87.8%) | 264 (75.0%) |  |
  Sometimes | 68 (17.0%) | 5 (10.2%) | 63 (17.9%) |  |
  Rather seldom / never | 26 (6.5%) | 1 (2.0%) | 25 (7.1%) |  |
 Considering the last 3 months: Have you been active and alert? |  | 0.5132 | ||
  Often / rather often | 289 (72.0%) | 39 (79.6%) | 250 (71.0%) |  |
  Sometimes | 76 (19.0%) | 8 (16.3%) | 68 (19.3%) |  |
  Rather seldom / never | 36 (9.0%) | 2 (4.1%) | 34 (9.7%) |  |
 Considering the last 3 months: Have you felt yourself to be full of hope about the future? |  |  | ||
0.0072 | ||||
  Continuously/ rather often | 288 (71.5%) | 38 (77.6%) | 250 (71.0%) |  |
  Sometimes | 81 (20.2%) | 8 (16.3%) | 73 (20.7%) |  |
  Rather seldom / never | 32 (8.3%) | 3 (6.1%) | 29 (8.3%) |  |
 Ability to work according to WAI |  |  |  | 0.4322 |
  Very good | 122 (30.4%) | 18 (36.7%) | 104 (29.5%) |  |
  Good | 188 (46.9%) | 22 (44.9%) | 166 (47.2%) |  |
  Moderate | 77 (19.2%) | 9 (18.4%) | 68 (19.3%) |  |
  Critical | 14 (3.5%) | 0 | 14 (4.0%) |  |
Point value, mean (SD) | 40.2 (5.7) | 40.9 (4.8) | 40.2 (5.8) | 0.3621 |