Multivariate analysis of predictors for pathologic complete response
| Characteristics | Univariate analysis | Multivariate analysis | ||||
|---|---|---|---|---|---|---|
| P | OR | 95% CI | P | OR | 95% CI | |
| -c N0 | 0.021 | 0.329 | 0.190-0.572 | 0.03 | 0.695 | 0.430–0.960 |
| -Initial CEA level | 0.01 | 0.877 | 0.500-1.537 | 0.5 | 0.720 | 0.416–1.248 |
| -CCRT | 0.021 | 0.558 | 0.497-0.626 | 0.01 | 4.268 | 0.100–19.918 |
| -RTDS* | 0.001 | 0.600 | 0.543-0.663 | 0.02 | 0.585 | 0.430–0.960 |
| Tumor differentiation | 0.001 | 0.809 | 0.329-1.990 | 0.293 | 0.810 | 0.548–1.199 |
| Clinical T stage | 0.031 | 1.67 | 0.518-5.432 | 0.329 | 0.767 | 0.450–1.306 |
| Initial Hb level | 0.009 | 0.585 | 0.268-1.279 | 0.462 | 0.914 | 0.718–1.162 |
RTDS = radilogical tumoral downstaging.