Table 2 Work-related exposures of the participants in total and stratified by back pain status (n = 395)
Chronic back pain in the last 12 months | ||||
|---|---|---|---|---|
Work-related exposures | Total | Yes (=1) | No (=0) | aOR (95%-CI)a |
Duration of employment (years) d | ||||
≥ 30 | 22.0 | 44.8 | 55.2 | 1.90 (0.79-4.56) |
20 - 29 | 21.0 | 38.6 | 61.5 | 1.61 (0.76-3.44) |
10 - 19 | 29.1 | 47.0 | 53.0 | 2.51 (1.35-4.66) |
< 10 | 26.1 | 24.3 | 75.7 | (Reference) |
Hours working per week (hours) d | ||||
≥ 40 | 7.1 | 35.7 | 64.3 | 0.89 (0.31-2.54) |
30 - 39 | 40.0 | 44.9 | 55.1 | 1.58 (0.88-2.82) |
20 - 29 | 31.4 | 33.1 | 66.9 | 0.98 (0.53-1.81) |
< 20 | 19.0 | 34.7 | 65.3 | (Reference) |
Carrying and lifting heavy loads (> 20 kg) d | ||||
Frequently | 40.5 | 51.3 | 48.8 | 2.87 (1.68-4.92) |
Sometimes | 30.6 | 33.1 | 66.9 | 1.25 (0.70-2.24) |
Rarely/Never | 26.6 | 26.7 | 73.3 | (Reference) |
Working in an uncomfortable position d | ||||
Frequently | 47.6 | 45.2 | 54.8 | 2.06 (1.17-3.64) |
Sometimes | 30.6 | 34.7 | 65.3 | 1.29 (0.70-2.37) |
Rarely/Never | 21.0 | 30.1 | 69.9 | (Reference) |
Exposure to environmental impacts d | ||||
Frequently | 32.9 | 47.7 | 52.3 | 2.17 (1.31-3.57) |
Sometimes | 28.9 | 39.5 | 60.5 | 1.57 (0.93-2.64) |
Rarely/Never | 37.0 | 30.1 | 69.9 | (Reference) |
Psychosocial stressors in working atmosphere d | ||||
Frequently | 11.1 | 52.3 | 47.7 | 1.95 (1.00-3.80) |
Sometimes | 35.4 | 42.9 | 57.1 | 1.39 (0.89-2.18) |
Rarely/Never | 51.4 | 34.0 | 66.0 | (Reference) |
Carry, lift, and transfer pupils | ||||
Yes | 82.8 | 40.7 | 59.3 | 1.70 (0.96-3.00) |
No | 17.2 | 29.4 | 70.6 | (Reference) |
Wash pupils | ||||
Yes | 63.3 | 44.4 | 55.6 | 1.93 (1.24-3.01) |
No | 36.7 | 29.0 | 71.0 | (Reference) |
Toilet assistance for pupils | ||||
Yes | 86.3 | 40.8 | 59.2 | 2.03 (1.05-3.91) |
No | 13.7 | 25.9 | 74.1 | (Reference) |
Change pupils´ diapers | ||||
Yes | 78.2 | 42.1 | 57.9 | 2.07 (1.20-3.56) |
No | 21.8 | 26.7 | 73.3 | (Reference) |
(Un-)dress pupils | ||||
Yes | 88.9 | 41.0 | 59.0 | 2.79 (1.29-6.06) |
No | 11.1 | 20.5 | 79.6 | (Reference) |