Fig. 4From: Development and validation of a gradient boosting machine to predict prognosis after liver resection for intrahepatic cholangiocarcinomaKaplan–Meier curves demonstrating the differences in cancer-specific survival among low-, intermediate-, and high-risk patients. Survival disparities among different risk groups in the training/validation A cohort, the test B cohort as well as sub-cohorts stratified by American Joint Committee on Cancer (AJCC) stages C-EBack to article page