Outcome measures
SECONDARY
Demographic and intraoperative characteristics were recorded, including age, sex, height, weight, BMI, ASA physical status, Apfel score [The primary outcome was the time from the end of general anesthesia to first eye opening (min). After the anesthetic infusion ended, the investigator called the patient by name to open their eyes. Prior to surgery, the investigator educated patients to open their eyes when they could hear their name being called. The secondary outcomes were the time from the end of the general anesthesia to extubation (min), initial modified Aldrete score measured within 5 min of arrival at the PACU [