Validation of the board certification system for expert surgeons (hepato-biliary-pancreatic field) using the data of the National Clinical Database of Japan: part 1 - Hepatectomy of more than one segment

The objective of this study was to validate the board certification system of the Japanese Society of Hepato-Biliary-Pancreatic Surgery (JSHBPS) using the data of hepatectomy cases from the National Clinical Database (NCD) of Japan.Minimal required annual numbers of high-level hepato-biliary-pancreatic (HBP) surgeries were 50 for a board-certified A training institution and 30 for a board-certified B training institution. Records of 14,970...