Table 2.
Motor Score Change (Discharge - Baseline) Distribution by Severity and Neurological Level of Injury for the Total Analysis Population (n=888) Who Had Complete Data (n=505, 56.9%)
| Neurological level | ||||||
|---|---|---|---|---|---|---|
| AIS | Change in motor score | High cervical (C1–C4) | Low cervical (C5–T1) | Thoracic (T2–T10) | Thoracolumbar (T11–L2) | p value |
| A (n=196) | Motor score change (SD) | 4.6 (5.9) | 5.3 (6.1) | −0.4 (1.6) | 1.4 (3.9) | <0.001 |
| n | 34 | 51 | 73 | 38 | ||
| B (n=66) | Motor score change (SD) | 36.2 (28.5) | 23.0 (26.2) | 13.8 (16.2) | 8.7 (11.7) | 0.012 |
| n | 15 | 27 | 9 | 15 | ||
| C (n=106) | Motor score change (SD) | 37.9 (18.9) | 36.2 (18.6) | 24.1 (11.6) | 19.0 (13.3) | <0.001 |
| n | 42 | 34 | 7 | 23 | ||
| D (n=137) | Motor score change (SD) | 11.1 (12.5) | 10.9 (12.3) | 10.5 (20.5) | 6.9 (7.4) | 0.443 |
| n | 54 | 54 | 2 | 27 | ||
AIS, American Spinal Injury Association Impairment Scale; SD, standard deviation.