Table 4.
Mutually adjusted associations of selected risk factors with persistence of multi-site pain
| Risk factora | No. at riskb |
No. of cases |
OR | (95% CI) |
|---|---|---|---|---|
| Main occupation | ||||
| Office worker | 129 | 69 | 1 | |
| Postal clerk | 71 | 49 | 1.0 | 0.4-2.3 |
| Nurse | 149 | 99 | 1.2 | 0.7-2.0 |
| Number of strenuous physical activities |
||||
| 0-1 | 34 | 15 | 1 | |
| 2 | 67 | 34 | 1.1 | (0.4-2.6) |
| 3 | 127 | 78 | 1.5 | (0.6-3,4) |
| 4-7 | 121 | 90 | 2.3 | (1.0-5.6) |
| Mental Health | ||||
| Good | 95 | 49 | 1 | |
| Intermediate | 122 | 79 | 1.7 | (0.9-3.1) |
| Poor | 132 | 89 | 1.3 | (0.7-2.4) |
| Number of somatic symptoms at least moderately distressing |
||||
| 0 | 117 | 54 | 1 | |
| 1 | 54 | 32 | 1.5 | (0.8-3.1) |
| 2+ | 178 | 131 | 2.6 | (1.5-4.6) |
| Beliefs about work causation | ||||
| None | 94 | 47 | 1 | |
| Weak | 58 | 31 | 1.1 | (0.6-2.3) |
| Strong | 197 | 139 | 1.9 | (1.1-3.3) |
a
Analysis was restricted to risk factors which showed statistically significant associations when examined individually. All risk factors were analysed in a single logistic regression model, which also included sex and age (as a continuous variable).
b
Analysis was restricted to subjects with complete information on all variables