Table 5. Results of the Application of the Bivariate Dale Model to Nausea and Vomiting Data

Association parameter between the two outcomes, nausea and vomiting: 3.74 ± 0.54 (P < 0.0001). A P  value < 0.05 was considered significant.

AUC = area under the curve; BMI = body mass index; NSAID = nonsteroidal antiinflammatory drug; PONV = postoperative nausea and vomiting; PVAS = persistence of VAS pain scores; VAS = visual analog scale; T max = time of the maximal pain score.