“…Low level of anastomosis was reported to be a risk factor for postoperative poor bowel function [15,29]. Additionally, other factors such as specific large contractions in the neorectal pouch [14,30], hypermotility of the anal sphincter [31], or possible morphologic disorder after the pouch reconstruction [32,33], which were not measured in the present study, may affect evacuatory function following low anterior resection for mid and low rectal tumor.…”