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Multivariate stepwise logistic regression for lower recovery ratio of JOA score.
| Measure | Odds ratio | 95% confidence intervals | P value |
|---|---|---|---|
| Preoperative JOA score | 2.369 | 1.328–3.764 | <0.001 |
| Duration of symptoms | 1.158 | 1.014–1.273 | <0.001 |
| Number of physical signs | 3.477 | 2.358–5.235 | 0.004 |
