Apfel Score for Postoperative Nausea and Vomiting
Apfel Calculator
Female Sex
Non-smoker
History of PONV or Motion Sickness
Postoperative Opioids Planned
Apfel Score:
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Predicts risk of postoperative nausea and vomiting (PONV).
When to Use
Use in patients undergoing general anesthesia.
Formula
Addition of the selected points: Variable Points Gender Male 0 Female 1 Smoking status Smoker 0 Nonsmoker 1 History of motion sickness or PONV No 0 Yes 1 Use of postoperative opioids No 0 Yes 1
Advice
Consider prophylactic anti-emetics in patients with higher scores.
More Information
Interpretation: Apfel Score 24-hour risk of PONV 0 10% 1 21% 2 39% 3 61% 4 79%