Risk factors for postoperative vomiting in children

	Preoperative	Intraoperative	Postoperative
Risk factors	Age ≥3 years History of POV/PONV/motion sickness Family history of POV/PONV Post-pubertal female	Strabismus surgery Adenotonsillectomy Otoplasty Surgery ≥30 minutes Volatile anesthetics	Use of long-acting opioid

POV: postoperative vomiting; PONV: postoperative vomiting and nausea.

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