Variable | P value | Hazard ratio | 95% CI |
---|---|---|---|
CA 19-9 (≤ 60 U/mL versus 60 > U/mL) | < 0.01 | 0.434 | 0.256 - 0.735 |
N stage | 0.17 | 1.430 | 0.862 - 2.374 |
Histologic grade (WD/MD versus PD) | 0.01 | 0.345 | 0.162 - 0.733 |
CCRT alone versus CCRT followed by adjuvant chemotherapy | 0.01 | 0.429 | 0.239 - 0.770 |