Characteristics of all patients with locally advanced rectal cancer and outcomes for 833 patients in training group.

Note: Tumor location was determined the distance from anal verge by preoperative colonoscopy or digital examination. Abreviations: pT stage, pathological T stage; pN stage, pathological N stage; CEA, carcinoembryonic antigen; MAC, mucinous adenocarcinoma; SRC, signet ring cell carcinoma; AR, anterior resection; APR, abdominoperineal resection; CT, chemotherapy; CRT, chemoradiotherapy. Characteristics of all patients with locally advanced rectal cancer and outcomes for 833 patients in training group.