104
Participants
Start Date
June 21, 2018
Primary Completion Date
November 9, 2018
Study Completion Date
November 9, 2018
the short OSAS scale
Parents fill in the short OSAS screening scale in preoperative interview，calculate score of the scale.
fentanyl test
In the operating room，giving 1 mcg/kg fentanyl when the End-tidal concentrations of sevoflurane were maintained at 3.0 and the spontaneous respiratory frequency was stable after eyelash reflex disappeared and pharyngeal airway insertion, observing the changes of respiratory rate
Chilren's Hospital of Fudan University, Shanghai
Children's Hospital of Fudan University
OTHER