| Intervention subjects. N = 69 |  | Control subjects. N = 28 |  | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Innervation territory | Â | Number of abnormalities at baseline | Number of abnormalities at follow-up | P | Number of abnormalities at baseline | Number of abnormalities at follow-up | P | ||||
 |  | Slight | Severe | Slight | Severe |  | Slight | Severe | Slight | Severe |  |
Algesia | Axillary | 19 | 0 | 18 | 1 | 0.97 | 5 | 0 | 7 | 0 | 0.53 |
 | Musculocutaneous | 15 | 1 | 13 | 1 | 0.65 | 5 | 0 | 6 | 0 | 0.30 |
 | Median | 13 | 0 | 13 | 0 | 1.00 | 2 | 0 | 4 | 0 | 0.41 |
 | Radial | 13 | 0 | 8 | 0 | 0.17 | 5 | 0 | 4 | 0 | 0.71 |
 | Ulnar | 1 | 0 | 1 | 0 | 1.00 | 1 | 0 | 0 | 0 | 0.32 |
Vibration | Median | 42 | 1 | 30 | 1 | 0.30 | 11 | 0 | 11 | 0 | 0.10 |
 | Radial | 46 | 0 | 27 | 0 | 0.005 | 20 | 0 | 10 | 0 | 0.17 |
 | Ulnar | 16 | 0 | 7 | 0 | 0.07 | 12 | 0 | 9 | 0 | 1.00 |