| AM | CM | p |
---|---|---|---|
JOA score before surgery | 9.8 ± 2.8 (5–14.5) | 11.0 ± 2.2 (6–14) | 0.142 |
JOA score 1 year after surgery | 14.5 ± 1.8 (9.5–17) | 14.2 ± 2.1 (10–17) | 0.629 |
Recovery rate of JOA score | 63.5 ± 25.4 (0–100) | 57.2 ± 25.5 (20–100) | 0.461 |