Aim: To compare the effect of enteral nutrition versus parenteral nutrition on outcomes of ventilator-associated pneumonia( VAP). Methods: A total of 100 VAP patients were allocated into enteral nutrition group( EN group,50patients) and parenteral nutrition group( PN group,50 patients). The EN group was treated with enteral nutritional suspension,and the PN group was treated with intravenous nutrition. The nutritive indexes including albumin,prealbumin,hemoglobin at 1,7,14 days and clinical outcomes includi...