120
Participants
Start Date
August 15, 2021
Primary Completion Date
January 1, 2023
Study Completion Date
December 30, 2023
Dexamethasone Injection
"Intravenous injection after induction of anesthesia~Injection 0.15mg/kg dexamethasone (2ml)"
Normal saline
2ml of normal saline was injected intravenously after induction of anesthesia
General Hospital of Ningxia Medical University, Yinchuan
General Hospital of Ningxia Medical University
OTHER