50
Participants
Start Date
December 1, 2015
Primary Completion Date
November 30, 2016
Study Completion Date
November 30, 2016
fraction of inspired oxygen (FIO2)
The fraction of inspired oxygen (FIO2) is given accordingly (\>0.85 for the \>0.85 group, and \<0.7 for the \<0.7 group) to the patients during the surgery.
Chang Gung Memorial Hospital
OTHER