Table 3.
Neurological Deficits.
| Time of injury | 6 months after | ||||||
|---|---|---|---|---|---|---|---|
| Lower N=80 | Mid N=185 | p-value | Lower N=57 | Mid N=144 | p-value | ||
| Muscle weakness (MMT<4) | |||||||
| C5 (elbow flexor) | 20 (25%) | 108 (58%) | <0.001 | 4 (7%) | 40 (33%) | <0.001 | |
| C6 (wrist extensor) | 31 (39%) | 125 (68%) | <0.001 | 7 (12%) | 45 (37%) | <0.001 | |
| C7 (elbow extensor) | 33 (41%) | 136 (74%) | <0.001 | 6 (11%) | 44 (36%) | <0.001 | |
| C8 (finger flexor) | 48 (60%) | 141 (76%) | 0.007 | 13 (23%) | 54 (44%) | 0.006 | |
| T1 (finger abductor) | 52 (65%) | 142 (77%) | 0.047 | 16 (28%) | 61 (50%) | 0.006 | |
| L2 (hip flexor) | 51 (64%) | 114 (62%) | 0.74 | 22 (39%) | 38 (31%) | 0.33 | |
| L3 (knee extensor) | 48 (60%) | 111 (60%) | >0.99 | 20 (35%) | 38 (31%) | 0.60 | |
| L4 (ankle dorsiflexor) | 47 (59%) | 111 (60%) | 0.85 | 20 (35%) | 38 (31%) | 0.60 | |
| L5 (long toe extensor) | 48 (60%) | 111 (60%) | >0.99 | 20 (35%) | 38 (31%) | 0.62 | |
| S1 (ankle plantar flexor) | 47 (59%) | 109 (59%) | 0.98 | 20 (35%) | 38 (31%) | 0.60 | |
MMT, manual muscle testing