Risk Factors for Post Operative Nausea and Vomiting(PONV) in Patients Underwent Gynecological Operation Under General Anesthesia

A Observational Cohort Study to Identify Risk Factors for Post Operative Nausea and Vomiting Following General Anesthesia in Female Patient Underwent Gynecological Operation

Risk factors for postoperative nausea and vomiting(PONV) such as past history of PONV and/or motion sickness, non-smoking status, female gender, planned opiate use for post-operative analgesia were identified in white people. Whereas, risk factors for PONV in female patient with mongolian race were not clear. As a different life style and genetic background, new risk factors may associate with PONV in this population. The present study is a prospective cohort study to identify risk factors for PONV within 24 postoperative hours in chinese female patients underwent gynecology operative under general anesthesia.

Inclusion Criteria:

• >18 years old
• Chinese female patient

Exclusion Criteria:

• Unstable vital sign
• Patients under mechanical ventilation
• Patients under sedition (RASS=<-2)