88
Participants
Start Date
March 23, 2018
Primary Completion Date
February 20, 2019
Study Completion Date
March 1, 2019
recruitment maneuver
Recruitment maneuver is provided with positive pressure of 30 cmH2O for 10 seconds.
ultrasonography-guided recruitment maneuver
Recruitment maneuver is guided by ultrasonography.
Seoul National University Hospital, Seoul
Seoul National University Hospital
OTHER