Physical workplace factors
|
Hours per week with mouse in right hand |
0–9 | 1 | 1 | 1 | 1 |
10–19 | 1.8 (0.9 to 3.9) | 2.2 (1.0 to 4.6) | 1.9 (0.9 to 4.1) | 2.2 (1.0 to 4.7) |
20–29 | 1.8 (0.7 to 4.6) | 2.5 (1.0 to 6.1) | 2.2 (0.9 to 5.7) | 2.6 (1.0 to 6.6) |
⩾30 | 6.8 (2.1 to 23) | 8.8 (2.6 to 29) | 6.8 (1.7 to 27) | 8.4 (2.5 to 29) |
No arm support (mouse) | 1 | – | – | – |
Arm support (mouse) <50% time | 0.4 (0.1 to 1.3) | – | – | – |
Arm support (mouse) ⩾50% time | 0.7 (0.3 to 2.0) | – | – | – |
Abnormal mouse position | 1.5 (0.6 to 3.6) | – | – | – |
Keyboard time in hours per week |
0–4 | 1 | 1 | 1 | 1 |
5–9 | 1.3 (0.5 to 3.2) | 1.2 (0.5 to 3.0) | 1.8 (0.7 to 4.8) | 1.2 (0.5 to 2.9) |
10–14 | 1.4 (0.5 to 3.7) | 1.4 (0.5 to 3.6) | 2.0 (0.7 to 5.8) | 1.3 (0.5 to 3.4) |
⩾15 | 2.4 (0.9 to 6.7) | 2.4 (0.9 to 6.6) | 2.6 (0.8 to 8.4) | 2.6 (0.9 to 7.3) |
No arm support (keyboard) | 1 | – | – |
–
|
Arm support (keyboard) <50% time | 1.1 (0.5 to 2.5) | – | – |
–
|
Arm support (keyboard) ⩾50% time | 1.2 (0.6 to 2.3) | – | – |
–
|
Abnormal keyboard position | 1.2 (0.6 to 2.6) | – | – |
–
|
Not satisfied with workplace design | 1.1 (0.4 to 2.7) | – | – |
–
|
Work chair not adjusted | 0.8 (0.1 to 6.0) | – | – |
–
|
Work desk not adjusted | 0.6 (0.3 to 1.4) | – | – |
–
|
Psychosocial workplace factors
|
High demands | – | 1.8 (1.0 to 3.3) | – | 1.9 (1.0 to 3.4) |
Low control | – | 1.0 (0.5 to 1.7) | – | |
Low social support | – | 1.1 (0.6 to 2.0) | – | |
Time pressure | – | 1.8 (1.0 to 3.3) | – | 1.7 (0.9 to 3.1) |
Personal characteristics
|
Negative affectivity | – | – | 1.8 (0.9 to 3.7) | 1.6 (0.8 to 3.1) |
Type A behaviour | – | – | 1.3 (0.5 to 3.0) |
–
|
Age (10 years increment) | – | – | 1.4 (1.0 to 1.9) | 1.4 (1.1 to 2.0) |
Female gender | – | – | 1.9 (0.9 to 4.1) | 2.2 (1.1 to 4.5) |
BMI <19 kg/m2 | – | – | 1.1 (0.3 to 4.7) |
–
|
BMI ⩾27 kg/m2 | – | – | 0.7 (0.2 to 2.9) |
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|
Poor social network | – | – | 1.3 (0.5 to 3.1) |
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|
High physical leisure activity | – | – | 0.6 (0.3 to 1.1) |
–
|
Chronic disease | – | – | 2.0 (0.8 to 4.9) |
–
|
Pain started after accident | – | – | 2.4 (0.6 to 10) |
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|
Hosmer-Lemeshow’s goodness of fit test with 10 groups: p value | 0.70 | 0.66 | 0.76 | 0.14 |