Table 2.

Episodes of PONV

	Controls (n = 50)	Study (n = 50)
None	15	31
Mild (1–2 episodes)	15	9
Moderate (3–5 episodes)	12	5
Severe (6+ episodes)	8	5
Average number of episodes PONV	2.7	1.6

PONV = postoperative nausea and vomiting.