Department of General Surgery&Institute of General Surgery;
Chinese People’s Liberation Army General Hospital;
Beijing 100853;
China;
Institute of Army Hospital Management;
Chinese People’s Liberation Army General Hospital;
Beijing 100853;
China;
Department of Vascular and Endovascular Surgery;
Chinese People’s Liberation Army General Hospital;
Beijing 100853;
China;
Prolonged; postoperative; ileus; Gastric; cancer; Complication; Nomogram; Bootstrap;