40
Participants
Start Date
September 30, 2013
Primary Completion Date
December 31, 2015
Study Completion Date
December 31, 2015
fluid challenge
A bag of 500ml of normal saline or 4% gelatin (Gelofusine, B. Braun Medical (Suzhou) Company Limited, Suzhou, China) is infused within 15 minutes using a bag pressurized to 300 mmHg. All other treatments, including maintenance fluids, dose of vasoactive agents and ventilator settings, remain unchanged during the study period.
MICU of Peking Union Medical College Hospital, Beijing
Peking Union Medical College Hospital
OTHER