Table 3

Multivariate analysis of clinicopathological factors for overall survival rate of 61 patients with pancreatic ductal adenocarcinoma

FactorsCategoryRelative risk95% confidence intervalχ2 valueP
Histological differentiaton1: Well/Moderately3.691.19–2.946.670.0098
0: Poorly
p-Akta expression1: Low intensity3.441.28–2.8010.040.0015
0: High intensity
Ki-67 LI1: Level 1 (< 20%)3.921.20–3.727.700.0055
0: Level 2 (≥ 20%)
  • a p-Akt, phosphorylated Akt; Ki-67 LI, Ki-67 labeling index.