Observational Study
Copyright ©The Author(s) 2016.
World J Gastroenterol. Jul 7, 2016; 22(25): 5814-5821
Published online Jul 7, 2016. doi: 10.3748/wjg.v22.i25.5814
Table 2 Multivariate analysis of overall survival and disease-free survival on ARID1A protein expression in patients with intrahepatic cholangiocarcinoma (Cox proportional hazards model)
Prognostic factorsOverall survival
Disease-free survival
Hazard ration(95%CI)P valueHazard ration(95%CI)P value
Tumor nodule
Solitary vs multiple0.292 (0.093-0.914)0.0341.092 (0.328-3.639)0.886
Vein invasion
Positive vs negative0.181 (0.079-0.413)< 0.0011.207 (0.509-2.859)0.669
ARID1A expression
Low vs high7.240 (2.281-22.980)< 0.0013.967 (1.299-12.118)0.016