Figure 2

Incidence of postoperative nausea and vomiting on admittance to the post-anaesthesia care unit and before discharge to the regular ward. PACU = regular post-anaesthesia care unit patients (NEMS ≤15), IMC = more complex, intermediate care patients (NEMS >15). Black bars: patients with postoperative nausea, white bars: patients with postoperative vomiting. Difference (triangle) between admittance (Adm) and discharge (Disc), single asterisks: p <0.05.