Total proteins (TP),Albumin (ALB),Prealbumin (PA),and Transferrin (TEN) were determined in the day before operation and on the 1st,8th postoperative day.

• 在术前及术后第1天、第8天分别取血测定总蛋白(TP)、白蛋白(ALB)、前白蛋白(PA)、转铁蛋白(TEN)。