Fig 1 Percentage of patients in the combined modified intent-to-treat population with efficacy endpoints accounting specifically for nausea, by treatment group. VRS, verbal rating scale. *An odds ratio (aprepitant:ondansetron) >1.0, P<0.05 in favour of aprepitant (from Diemunsch and colleagues).<sup>13</sup> From: Neurokinin-1 receptor antagonists in the prevention of postoperative nausea and vomiting Br J Anaesth. 2009;103(1):7-13. doi:10.1093/bja/aep125 Br J Anaesth | © The Author [2009]. Published by Oxford University Press on behalf of The Board of Directors of the British Journal of Anaesthesia. All rights reserved. For Permissions, please email: journals.permissions@oxfordjournal.org 1