Unadjusted and adjusted odds ratios of all factors at baseline for a lower frequency of elbow/hand symptom days at follow up
Factors | Unadjusted ORs for each factor | ORs for each factor adjusted for all other factors | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
All computer workers | Repetitive work | All computer workers | Repetitive work | |||||||||
p | OR | 90% CI | p | OR | 90% CI | p | Adj. OR | 90% CI | p | Adj. OR | 90% CI | |
Gender | <0.0001 | 0.007 | 0.03 | 0.12 | ||||||||
Women | 0.50 | 0.37–0.66 | 0.42 | 0.24–0.72 | 0.61 | 0.42–0.88 | 0.52 | 0.26–1.04 | ||||
Age | 0.48 | 0.39 | 0.48 | 0.36 | ||||||||
40–49 y | 0.90 | 0.67–1.19 | 0.83 | 0.55–1.24 | 0.82 | 0.57–1.17 | 0.70 | 0.43–1.16 | ||||
30–39 y | 0.85 | 0.63–1.17 | 0.96 | 0.64–1.45 | 0.94 | 0.64–1.38 | 1.04 | 0.63–1.71 | ||||
18–29 y | 1.41 | 0.81–2.47 | 1.76 | 0.87–3.58 | 1.52 | 0.79–2.94 | 1.62 | 0.73–3.56 | ||||
% of work time at computer | <0.0001 | 0.02 | 0.02 | 0.24 | ||||||||
75% | 1.82 | 1.33–2.50 | 1.48 | 0.93–2.36 | 1.51 | 1.01–2.26 | 1.06 | 0.60–1.87 | ||||
50% | 1.52 | 1.09–2.12 | 1.44 | 0.66–3.13 | 1.45 | 0.92–2.29 | 2.99 | 0.93–9.61 | ||||
0–25% | 3.48 | 2.17–5.59 | 5.19 | 1.77–15.19 | 2.97 | 1.59–5.53 | 3.28 | 0.73–14.68 | ||||
Adjusted chair | 0.29 | 0.09 | 0.83 | 0.29 | ||||||||
Yes | 1.28 | 0.88–1.87 | 1.66 | 1.01–2.73 | 1.07 | 0.63–1.82 | 1.62 | 0.77–3.41 | ||||
Adjusted desk | 0.86 | 0.49 | 0.87 | 0.62 | ||||||||
Yes | 0.96 | 0.69–1.34 | 1.23 | 0.75–2.03 | 1.05 | 0.64–1.73 | 0.78 | 0.35–1.76 | ||||
Space for resting the arms in front of keyboard | 0.53 | 0.58 | 0.45 | 0.28 | ||||||||
Yes | 0.90 | 0.69–1.19 | 1.15 | 0.76–1.74 | 1.19 | 0.81–1.75 | 1.45 | 0.82–2.55 | ||||
Upper line on screen below eye height | 0.32 | 0.92 | 0.41 | 0.54 | ||||||||
Yes | 0.85 | 0.66–1.11 | 0.98 | 0.69–1.39 | 0.85 | 0.61–1.18 | 1.18 | 0.76–1.82 | ||||
Standing work posture | 0.06 | 0.48 | 0.36 | 0.73 | ||||||||
Seldom–all the time | 0.75 | 0.58–0.96 | 0.85 | 0.58–1.24 | 0.82 | 0.58–1.16 | 0.89 | 0.52–1.52 | ||||
Glare/reflection | 0.39 | 0.29 | 0.13 | 0.16 | ||||||||
Now and then–never | 0.86 | 0.65–1.15 | 0.79 | 0.54–1.14 | 0.72 | 0.51–1.03 | 0.68 | 0.43–1.07 | ||||
Pauses | 0.009 | 0.02 | 0.77 | 0.50 | ||||||||
Large influence | 1.47 | 1.15–1.88 | 1.64 | 1.16–2.31 | 1.07 | 0.74–1.53 | 1.24 | 0.73–2.13 | ||||
Speed of work | 0.03 | 0.15 | 0.56 | 0.69 | ||||||||
Large influence | 1.38 | 1.08–1.76 | 1.35 | 0.96–1.91 | 1.13 | 0.80–1.58 | 1.12 | 0.70–1.81 |