ALB and diabetes mellitus: Univariate analysis did not show a significant correlation between POPF and the following factors: gender, age, history of diabetes, abdominal surgery, smoking, body mass index, total bilirubin, albumin, preoperative biliary drainage, histological type of tumor, intraoperative transfusion, and type of pancreaticodigestive anastomosis (pancreáticojejunostomy in all our patients): end-to-side or end-to-end anastomosis (Table 3).