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Multivariate COX regression analysis
| Factor | B | SE | Wald | P value | 95.0% CI |
|---|---|---|---|---|---|
| KPS | -0.757 | 0.235 | 10.369 | 0.001 | 0.296-0.744 |
| Extracranial metastases | -0.790 | 0.218 | 13.079 | 0.000 | 0.296-0.696 |
| Control of primary tumor | -0.706 | 0.199 | 12.608 | 0.000 | 0.334-0.729 |
Maximum likelihood estimation of forward stepwise regression method (Forward: LR).
