|
Outcome of individual muscle testing at baseline and at follow-up. Analysis by Wilcoxon signed-rank test of the relation between findings at the two occasions (for subjects examined twice) |
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| Intervention subjects. N = 69 |
Control subjects. N = 28 |
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|
|
|
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| Muscle |
Number with weakness at baseline |
Number with weakness at follow-up |
P |
Number with weakness at baseline |
Number with weakness at follow-up |
P |
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|
|
|
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| Grade 4+ |
Grade 4 or less |
Grade 4+ |
Grade 4 or less |
Grade 4+ |
Grade 4 or less |
Grade 4+ |
Grade 4 or less |
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|
|
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| Pectoral |
0 |
0 |
0 |
0 |
- |
0 |
0 |
0 |
0 |
- |
| Deltoid |
9 |
3 |
9 |
0 |
0.23 |
8 |
1 |
1 |
0 |
0.005 |
| Latissimus |
3 |
0 |
1 |
0 |
0.15 |
5 |
0 |
1 |
0 |
0.10 |
| Infraspinatus |
6 |
0 |
3 |
0 |
0.18 |
2 |
0 |
1 |
0 |
0.32 |
| Biceps |
7 |
2 |
8 |
0 |
0.32 |
7 |
1 |
2 |
0 |
0.03 |
| Triceps |
24 |
1 |
20 |
0 |
0.20 |
12 |
1 |
11 |
0 |
0.37 |
| Radial flexor of wrist |
12 |
1 |
11 |
0 |
0.58 |
7 |
1 |
7 |
0 |
0.71 |
| Short radial extensor of wrist |
10 |
2 |
9 |
0 |
0.15 |
8 |
0 |
6 |
0 |
0.53 |
| Ulnar extensor of wrist |
18 |
1 |
11 |
0 |
0.08 |
7 |
0 |
10 |
0 |
0.37 |
| Short abductor of thumb |
18 |
1 |
12 |
0 |
< 0.05 |
7 |
1 |
8 |
0 |
0.94 |
| Abductor of small finger |
5 |
0 |
3 |
0 |
0.32 |
0 |
0 |
0 |
0 |
- |
Jepsen and Thomsen Journal of Occupational Medicine and Toxicology 2008 3:1 doi:10.1186/1745-6673-3-1 |
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