Table 3 Multivariate analysis of prognosis by clinicopathologic variables in patients with extrahepatic bile duct carcinoma
Variables | P-value | Relative risk | 95% confidence interval |
|---|---|---|---|
Cytoplasmic KIT expression | 0.04* | 1.599 | 1.011–2.529 |
Growth pattern | 0.33 | 1.601 | 0.885–3.334 |
T classification | 0.02* | 1.632 | 1.241–1.389 |
Lymph node metastasis | 0.002* | 1.848 | 1.256–3.245 |
Pancreatic invasion | 0.39 | 1.415 | 0.637–3.144 |
Duodenal invasion | 0.26 | 1.454 | 0.728–3.257 |
Resection marginal status | 0.07 | 1.492 | 0.965–2.298 |
Vascular invasion | 0.06 | 1.490 | 0.989–2.252 |