Relations between the incidence of chronic neck and shoulder pain and working conditions according to sex
| Incidence | ||||
|---|---|---|---|---|
| Men | Women | |||
| n=9028 | n=6100 | |||
| Occupational factors in 1990 | % | p value* | % | p value* |
| *Adjustment for birthday with the Mantel–Haenszel χ2 test. | ||||
| NS, not significant. | ||||
| Repetitive work | ||||
| Never | 7.1 | 11.9 | ||
| Before 1990 | 9.6 | 0.01 | 14.5 | 0.01 |
| In 1990 | 6.4 | 15.0 | ||
| Awkward work | ||||
| Never | 5.6 | 11.3 | ||
| Before 1990 | 7.9 | 0.01 | 12.1 | 0.04 |
| In 1990 | 7.7 | 13.9 | ||
| Precise movements | ||||
| No | 7.1 | NS | 11.5 | 0.001 |
| Yes | 7.5 | 14.2 | ||
| Job demand | ||||
| Low | 6.7 | 0.03 | 11.6 | 0.05 |
| High | 7.8 | 13.2 | ||
| Job control | ||||
| Low | 7.5 | NS | 14.2 | 0.03 |
| High | 7.3 | 12.0 | ||
| Shift work | ||||
| Never | 6.8 | 11.9 | ||
| Before 1990 | 8.5 | NS | 13.9 | NS |
| In 1990 | 7.1 | 14.0 | ||