60
Participants
Start Date
September 1, 2017
Primary Completion Date
January 1, 2020
Study Completion Date
March 1, 2020
Fluid therapy
Conventional therapy group: conventional arterial blood pressure monitoring. Low value of PPV group and high value of PPV group:pulse pressure variation monitoring with arterial blood pressure monitoring.
Shenzhen Second People's Hospital, Shenzhen
ZhiHeng Liu
OTHER