Table 4
Factors associated with incidence of shoulder pain for women; results from bivariate analyses and from the logistic model
| Number of subjects | Number of incident cases | Incidence % | Test, bivariate analyses p value | Logistic model, adjusted ORs* OR (95% CI) | |
|---|---|---|---|---|---|
| *Each OR is adjusted on the five other risk factors. | |||||
| Depressive symptoms | |||||
| Absence | 161 | 28 | 17.4 | 0.05 | 1 |
| Presence | 53 | 16 | 30.2 | 1.85 (0.86 to 3.99) | |
| Hit | |||||
| No | 183 | 34 | 18.6 | 0.08 | 1 |
| Yes | 31 | 10 | 32.3 | 1.47 (0.58 to 3.73) | |
| Bending forward | |||||
| Infrequently | 99 | 14 | 14.1 | 0.03 | 1 |
| Frequently | 115 | 30 | 26.1 | 1.81 (0.86 to 3.82) | |
| Arm above the shoulder | |||||
| Infrequently | 129 | 20 | 15.5 | 0.02 | 1 |
| Frequently | 85 | 24 | 28.2 | 1.84 (0.89 to 3.79) | |
| Use of vibrating tool | |||||
| No | 169 | 29 | 17.2 | 0.02 | 1 |
| Yes | 45 | 15 | 33.3 | 1.89 (0.86 to 4.15) | |
| Job control | |||||
| High or medium level | 129 | 22 | 17.0 | 0.12 | 1 |
| Low level | 85 | 22 | 25.9 | 1.46 (0.72 to 2.67) | |
| Subjects “healthy” at baseline | 214 | ||||
| Incident cases | 44 | ||||
