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Multivariate analysis of predictors for tumor recurrence.
| Characteristic | Hazard ratio | 95% confidence interval | P-valuea |
|---|---|---|---|
| Gender | 1.732 | 1.214–2.471 | 0.002 |
| Depth of invasion | 1.353 | 1.181–1.550 | <0.001 |
| Lymph node metastasis | 1.420 | 1.319–1.528 | <0.001 |
P-values from Cox proportional hazards multivariate analysis.
