Fig. 2From: Usefulness of criteria for intraoperative Management of Postoperative Nausea and VomitingChanges in the intraoperative management implementation rate. The bar graph shows the changes in the intraoperative management implementation rate before and after the criteria in all patients and by the Apfel simplified score. a) Chi-squared test. b) Fisher’s exact test. PONV: postoperative nausea and vomitingBack to article page