Risk factors for prolonged postoperative ileus after laparoscopic sphincter-saving total mesorectal excision for rectal cancer: an analysis of 428 consecutive patients

Background Prolonged postoperative ileus (PPOI) is a common complication after colorectal resection but data regarding PPOI risk factors after laparoscopic rectal cancer surgery is lacking. This study aimed to identify risk factors for PPOI after laparoscopic sphincter-saving total mesorectal excision (TME) for cancer.