Table 3 Results of multivariate analysis
Variable | Regression coefficient | Standard error | P value | Relative risk | 95% CI |
|---|---|---|---|---|---|
Age | 0.227 | 0.148 | 0.125 | 1.255 | 0.939-1.679 |
Jaundice | 0.375 | 0.321 | 0.243 | 1.455 | 0.776-2.731 |
Tumor location | -0.390 | 0.207 | 0.060 | 0.677 | 0.451-1.016 |
pT | 0.796 | 0.360 | 0.027 | 2.217 | 1.095-4.491 |
Lymph node metastasis | 0.537 | 0.158 | 0.001 | 1.711 | 1.255-2.331 |
Hepatic invasion | 0.677 | 0.157 | 0.000 | 1.968 | 1.446-2.678 |
CRAO | 0.160 | 0.296 | 0.588 | 1.174 | 0.657-2.096 |
Combined PV/HA resection | 0.536 | 0.497 | 0.280 | 1.710 | 0.646-4.528 |
Intraoperative blood infusion | -0.194 | 0.212 | 0.360 | 0.824 | 0.543-1.248 |
Extrahepatic bile duct resection | -0.147 | 0.275 | 0.592 | 0.863 | 0.503-1.480 |
Histologic differentiation | -0.360 | 0.200 | 0.071 | 0.697 | 0.472-1.031 |
Morbidity (invasive treatment) | 0.078 | 0.253 | 0.759 | 1.081 | 0.658-1.775 |