Fig. 2. Extrahepatic bile duct cancer. (A) The annual number of new cases and cancer deaths. (B) Crude rates (CR) and age-standardized incidence rates (ASR), both sexes. (C) Secular trends of SEER stage distribution. (D) Secular trends of the first course of treatment pattern according to SEER stages. (E) Overall 5-year relative survival rates according to the year of diagnosis, age group, and SEER stages. (F) Overall 5-year relative survival rates according to the first course of treatment and SEER stages. Statistically significant (*p < 0.05, **p < 0.01).

Ann Hepatobiliary Pancreat Surg 2022;26:220-8 https://doi.org/10.14701/ahbps.22-041

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