Document Classification

Section Type: METHODS

Text: 120 patients with gastrointestinal tumors with the Nutrition Risk Screening (NRS) score of 3 or 4 undergoing radical gastrectomy in 5 hospitals were randomly assigned into 2 equal groups : control group, receiving PN with 30 (28 - 32) kcal x kg (-1) x d (-1) and nitrogen 0. 20 (0. 19 - 0. 21) g x kg (-1) x d (-1) in regular '' 3 liter bag '', and study group receiving calorie of 18 (range 16 - 20) kcal x kg (-1) x d (-1) and nitrogen of 0. 10 (0. 09 - 0. 11) g x kg (-1) x d (-1) with triple chamber bag.