Table 2 Comparison of dermatomal vs. non-dermatomal patterns of radiculopathy at each level of the cervical and lumbar spine.
| Â | Dermatomal | Non-dermatomal | ||
|---|---|---|---|---|
Area/nerve root | n | Percent | n | Percent |
Cervical | 20 | 30.3 | 46 | 69.7 |
Lumbar | 37 | 35.9 | 66 | 64.1 |
Chi-square p = 0.4510 | ||||
Cervical levels | Â | Â | Â | Â |
C4 | 3 | 60.0 | 2 | 40.0 |
C5 | 3 | 25.0 | 9 | 75.0 |
C6 | 14 | 35.0 | 26 | 65.0 |
C7 | 12 | 32.4 | 25 | 67.6 |
Chi-square p = 0.5731 | ||||
Lumbar levels | Â | Â | Â | Â |
L2 | 2 | 40.0 | 3 | 60.0 |
L3 | 4 | 30.8 | 9 | 69.2 |
L4 | 8 | 28.6 | 20 | 71.4 |
L5 | 8 | 16.3 | 41 | 83.7 |
S1 | 24 | 64.9 | 13 | 35.1 |
Chi-square p < 0.0001 | ||||