Figure 1:
(A) Overall survival comparison in the all-inclusive Eastern and Western cohorts. Curves were generated using the Kaplan-Meier methods. Depicted below the graph is the number of patients at risk with the Eastern cohort above the Western cohort. (B) Overall survival in patients with confirmed perihilar cholangiocarcinoma at final pathology and depicted below the graph is the number of patients at risk with the Eastern cohort above the Western cohort. All curves were compared using the Log-Rank test.