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Overall treatment results of the entire study population regardless of complications, diagnosis, patient age and pre-treatment level of disability
| Treatment | N | Deterioration | No change | Improvement |
|---|---|---|---|---|
| Surgical | 161 | 11 (9.2%) | 44 (36.7%) | 65 (54.2%) |
| Non-surgical | 311 | 54 (13.4%) | 311 (77.0%) | 39 (9.7%) |
For the definitions of improvement, no change and deterioration, please see text.
