Table 2. Surgical outcome of 11 cases.
| Evaluation methods | Average | SD | P value |
|---|---|---|---|
| Follow-up period (months) | 8.7 | 2.8 | − |
| mJOA score | |||
| Pre-operative (months) | 8.3 | 3.58 | <0.01 |
| Post-operative (months) | 16.8 | 2.85 | |
| Recovery rate (%) | 48.7 | 29 | |
| NRS score (months) | |||
| Pre-operative | 7.1 | 1.68 | <0.01 |
| Post-operative | 1.5 | 1.49 | |
Recovery rate = post-operative mJOA − pre-operative mJOA/23 (full score) − pre-operative mJOA score × 100. SD, standard deviation; mJOA, modified Japanese Orthopedic Association; NRS, Numerical Rating Scale.