|
Neck
| |
Shoulder
| |
Arm/hand
| |
---|
|
Cases/Non cases
|
RR (95% CI)
|
Cases/Non cases
|
RR (95% CI)
|
Cases/Non cases
|
RR (95% CI)
|
---|
Perceived Exertion
| | | | | | |
Neck
|
298/553
| | | | | |
Low (0-4)
|
128/351
|
1
| | | | |
Medium (5-7)
|
111/166
|
1.70 (1.32-2.20)
| | | | |
High (8-14)
|
59/36
|
3.20 (2.31-4.38)
| | | | |
Shoulder
| | |
163/689
| | | |
Low (0-4)
| | |
88/521
|
1
| | |
Medium (5-7)
| | |
50/147
|
1.96 (1.38 -2.77)
| | |
High (8-14)
| | |
25/21
|
5.49 (3.41 -8.51)
| | |
Arm/hand
| | | | |
220/631
| |
Low (0-4)
| | | | |
154/528
|
1
|
Medium (5-7)
| | | | |
56/97
|
1.86 (1.36-2.51)
|
High (8-14)
| | | | |
10/6
|
4.41 (2.16 -8.03)
|
Working Technique
|
245/435
| |
130/550
| |
176/504
| |
Good (> 14)
|
162/303
|
1
|
92/373
|
1
|
121/344
|
1
|
Acceptable (13-14)
|
55/88
|
1.06 (0.77-1.43)
|
27/116
|
0.89 (0.57-1.35)
|
37/106
|
0.91 (0.62-1.31)
|
Poor (< 13)
|
28/44
|
1.03 (0.67-1.51)
|
11/61
|
0.73 (0.37-1.30)
|
18/54
|
0.90 (0.53-1.44)
|
Comfort
|
298/551
| |
163/686
| |
222/627
| |
Good (≥3)
|
55/132
|
1
|
31/156
|
1
|
44/143
|
1
|
Medium (1-3)
|
190/345
|
1.41 (1.05-1.92)
|
105/430
|
1.37 (0.92-2.09)
|
140/395
|
1.21 (0.86-1.72)
|
Poor (-4-0)
|
53/74
|
1.88 (1.28-2.76)
|
27/100
|
1.62 (0.95-2.73)
|
38/89
|
1.53 (0.98-2.38)
|
- Adjusted for age, sex and duration of daily computer work. Bold figures represent statistically significant results