SQSTM1 and intrahepatic cholangiocarcinoma: Then, we divided the whole study cohort into p62 high expression (the IHC score >4 points; n = 41) and p62 low expression (the IHC score ≤ 4 points; n = 99) subgroups, and analyzed the relationship between the level of p62 expression and the clinicopathological characteristics of ICC patients.