Table 3: Predictive factors of survival by stratified multivariate analysis of Bif-1 expression.

CharacteristicsHazard ratio95% CIP

Bif-1 expression (low versus high)0.4590.285–0.7390.001
Lymph node involvement (yes versus no)3.2311.706–6.1190.002
Distant metastasis (yes versus no)3.7921.994–7.303 0.001
Curative resection (no versus yes)3.8012.007–7.199 0.001

Data calculated using the Cox proportional hazards model. CI: confidence interval.