Group A/B Number of episodes of PONV Number of episodes of PONV Number of episodes of PONV Row
    0 1 2  
Count A 22 2 0 24
Row Percent   92% 8% 0%  
Count B 16 7 1 24
Row Percent   67% 29% 4%  
Count all groups 38 9 1 48
Wilcoxon-Mann-Whitney, P=0.06
Table 5: Quantity of postoperative nausea and vomiting by group.