Screening of the nutritional risk of patients with gastric carcinoma before operation by NRS 2002 and its relationship with postoperative results.

Aim: To evaluate the nutritional risk of patients with gastric carcinoma using the methodologies of European Nutritional Risk Screening 2002 (NRS 2002) and its relationship with postoperative results.

Methods: We prospectively evaluated the nutritional risk of 314 cases of gastric carcinoma patients in one center from 2004 to 2007 with NRS 2002, in accordance with China's normal body mass index (BMI), and observed its relationship with postoperative complications, mortality and length of hospital stay.

Results: Of 337 cases, 314 (93.