120
Participants
Start Date
March 31, 2015
Primary Completion Date
December 31, 2015
Study Completion Date
January 31, 2016
Hydroxyethyl Starch
6% Hydroxyethyl Starch(HES) is intravenously given 7.5ml/kg for the first hour of surgery
Lactate Ringers
Lactate Ringers is intravenously administrated at a dose of 7.5ml/kg during the surgery
Tianjin Medical University General Hospital, Tianjin
Tianjin Union Medical Center
OTHER
Tianjin First Central Hospital
OTHER
Yuanyuan Zhang
OTHER