Table 3 Odds ratios relating to the amounts of workdays for various job tasks and exposures according to Torgén et al. [38]
From: Brachial plexopathy: a case–control study of the relation to physical exposures at work
Risk factor (Amount of days with job tasks and exposures) | Controls (N) | Cases(N) | OR (95% CI) |
|---|---|---|---|
Precision work > 2 hours/day | |||
Almost never/not at all | 54 | 61 | 1.00 |
1-3 days/month | 3 | 2 | 0.43 (0.15-1.30) |
1 day/week | 2 | 1 | 0.26 (0.03-2.02) |
2-4 days/week | 1 | 3 | 0.19 (0.01-2.62) |
Every day | 5 | 13 | 1.15 (0.10-13.88) |
Working over shoulder level > ½ hour/day | |||
Almost never/not at all | 51 | 42 | 1.00 |
1-3 days/month | 1 | 3 | 3.64 (0.37-36.32) |
1 day/week | 4 | 3 | 0.91 (0.19-4.30) |
2-4 days/week | 4 | 6 | 1.82 (0.48-6.88) |
Every day | 5 | 26 | 6.31 (2.23-17.87) |
Working with extended arms > 45 0 or more forward or laterally > ½ hour/day | |||
Almost never/not at all | 39 | 26 | 1.00 |
1-3 days/month | 2 | 4 | 2.92 (0.50-17.09) |
1 day/week | 3 | 1 | 0.49 (0.05-4.94) |
2-4 days/week | 2 | 9 | 6.59 (1.32-32.82) |
Every day | 17 | 38 | 3.27 (1.55-6.91) |
Working with identical arm movements many times/minute > 2 hours/day | |||
Almost never/not at all | 45 | 27 | 1.00 |
1-3 days/month | 4 | 1 | 0.42 (0.04-3.92) |
1 day/week | 2 | 3 | 2.50 (0.39-15.93) |
2-4 days/week | 4 | 6 | 2.50 (0.65-9.66) |
Every day | 10 | 43 | 7.17 (3.10-16.56) |
Working with identical hand/finger movements many times/minute > 2 hours/day | |||
Almost never/not at all | 34 | 25 | 1.00 |
1-3 days/month | 2 | 3 | 1.96 (0.31-12.60) |
1 day/week | 1 | 2 | 2.62 (0.22-30.43) |
2-4 days/week | 6 | 6 | 1.31 (0.38-4.53) |
Every day | 22 | 43 | 2.56 (1.24-5.27) |
Fingers exposed to cold | |||
Almost never/not at all | 55 | 50 | 1.00 |
1-3 days/month | 5 | 5 | 1.02 (0.28-3.72) |
1 day/week | 3 | 1 | 0.33 (0.03-3.37) |
2-4 days/week | 0 | 4 | - |
Every day | 2 | 16 | 8.15 (1.78-37.15) |