AFP and intrahepatic cholangiocarcinoma: The level of alpha-fetoprotein (AFP) was higher in the HCC group (481.25±531.70 vs. 66.27±215.02; p = 0.002), while the CA19-9 level was higher in the ICC group (336.70±411.81 vs. 50.44±179.65; p = 0.012).