Table 4. Univariate analysis of clinicopathologic features for overall survival of 78 patients with biliary tract cancer.
| Characteristics | n | Survival rate (%) | P |
| Gender | |||
| Male | 34 | 54.3 | 0.693 |
| Female | 44 | 53.5 | |
| Age(year) | |||
| <60 | 32 | 41.9 | 0.984 |
| ≥60 | 46 | 61.7 | |
| TNM stage | |||
| I | 10 | 54.5 | 0.365 |
| II | 24 | 58.3 | |
| III | 16 | 43.8 | |
| IVa | 28 | 55.6 | |
| Histological type | |||
| Adenocarcinoma | 70 | 52.9 | <0.05 |
| Mcinous adenocarcinoma | 5 | 80.0 | |
| Papillary carcinoma | 3 | 33.3 | |
| Anatomical distribution | |||
| Intrahepatic | 20 | 30.0 | 0.267 |
| Perihilar | 31 | 46.9 | |
| Distal | 27 | 65.4 | |
| Lymph node invasion | |||
| Present | 47 | 54.7 | 0.494 |
| Absent | 31 | 52.0 | |
| Differentiation | |||
| Well/moderately | 36 | 45.9 | 0.068 |
| Poorly/undifferentiated | 42 | 61.0 | |
| Metastasis after surgery | |||
| + | 44 | 52.3 | 0.191 |
| − | 34 | 55.9 | |
| Serum CEA level | |||
| >5 ng/ml | 45 | 47.2 | 0.699 |
| ≤5 ng/ml | 33 | 59.5 | |
| Serum CA19-9 level | |||
| >37 U/ml | 48 | 52.1 | 0.312 |
| ≤37 U/ml | 30 | 56.7 | |
| HBV infection | |||
| + | 40 | 50.0 | 0.249 |
| − | 38 | 57.0 | |
| SFRP1 expression | |||
| Negative | 52 | 73.1 | <0.0001 |
| Positive | 26 | 15.4 | |
| β-catenin expression | |||
| Negative | 25 | 20 | <0.01 |
| Positive | 53 | 69.8 |