Table 4 1-week symptom prevalence (bold font) with 95% confidence interval (95%-Cl) and total number of affected employees classified according to age groups. (prev.=prevalence)
1-week prevalence | Symptoms of neck | Symptoms of shoulder | Symptoms of elbow/forearm | Symptoms of hand/wrist | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Â | Â | Â | Prev. (%) | 95%-CI | n | Prev. (%) | 95%-CI | n | Prev. (%) | 95%-CI | n | Prev. (%) | 95%-CI | n |
Female, n = 379 | Total female | 28.0 | 23.4, 32.5 | 106 | 19.3 | 15.3, 23.2 | 73 | 4.0 | 2.0, 5.9 | 15 | 7.9 | 5.2, 10.6 | 30 | |
| Â | Age group | < 30 | 30.7 | 21.0, 40.3 | 27 | 17.0 | 9.2, 24.9 | 15 | 1.1 | * | 1 | 4.5 | * | 4 |
|  |  | 30–39 | 27.7 | 19.7, 35.8 | 33 | 15.1 | 8.7, 21.5 | 18 | 3.4 | * | 4 | 7.6 | * | 9 |
|  |  | 40–49 | 29.0 | 20.4, 37.6 | 31 | 22.4 | 14.5, 30.3 | 24 | 3.3 | * | 7 | 9.3 | 3.8, 14.9 | 10 |
|  |  | 50–59 | 23.1 | 12.8, 33.3 | 15 | 24.6 | 14.1, 35.1 | 16 | 4.6 | * | 3 | 10.8 | * | 7 |
Male, n = 678 | Total male | 16.4 | 13.5, 19.0 | 111 | 13.1 | 10.5, 15.5 | 89 | 5.5 | 3.7, 7.1 | 37 | 5.9 | 4.1, 7.6 | 40 | |
| Â | Age group | < 30 | 16.3 | 8.2, 24.3 | 13 | 8.8 | * | 7 | 1.3 | * | 1 | 2.5 | * | 2 |
|  |  | 30–39 | 12.7 | 8.5, 16.9 | 31 | 9.8 | 6.1, 13.5 | 24 | 3.3 | * | 8 | 5.3 | 2.5, 8.1 | 13 |
|  |  | 40–49 | 13.2 | 8.4, 17.7 | 29 | 12.7 | 8.0, 17.5 | 28 | 5.9 | 2.6, 9.3 | 13 | 5.9 | 2.6, 9.3 | 13 |
|  |  | 50–59 | 28.4 | 20.8, 36.0 | 38 | 22.4 | 15.3, 29.5 | 30 | 11.2 | 5.9, 16.5 | 15 | 9.0 | 4.2, 13.7 | 12 |
All n = 1,057 | 20.5 | 18.0, 22.8 | 217 | 15.3 | 13.0, 17.4 | 162 | 4.9 | 3.6, 6.2 | 52 | 6.6 | 5.1, 8.1 | 70 | ||