Effects of Intraoperative Dexamethasone and Ondansetron on Postoperative Nausea and Vomiting in Microvascular Decompression Surgery: A Randomized Controlled Study

Table 3

Incidence of postoperative nausea and vomiting and its severity in the 24 hr postoperative period.

Postoperative time		PONV and grading ()				value
		Mild	Moderate	Severe	Total, (%)
At 1 hr	Gr. N ()	1 (95% CI: 0.7–18.3)	3 (95% CI: 3.9–28.1)	1 (95% CI: 0.7–18.3)	5 (18.5) (95% CI: 8.2–36.7)	0.669
	Gr. D ()	1 (95% CI: 0.7–18.3)	1 (95% CI: 0.7–18.3)	0	2 (7.4) (95% CI: 2.1–23.3)
At 2 hr	Gr. N ()	7 (95% CI: 13.2–44.7)	0	0	(95% CI: 13.2–44.7)	0.175
	Gr. D ()	3 (95% CI: 3.9–28.1)	0	0	3 (11.1) (95% CI: 3.9–28.1)
At 4 hr	Gr. N ()	10 (95% CI: 21.5–55.8)	0	0	(95% CI: 21.5–55.8)	0.372
	Gr. D ()	6 (95% CI: 10.6–40.7)	1 (95% CI: 0.7–18.3)	1 (95% CI: 0.7–18.3)	8 (29.6) (95% CI: 15.9–48.5)
At 24 hr	Gr. N ()	16 (95% CI: 40.7–75.5)	6 (95% CI: 10.6–40.7)	0	(95% CI: 63.3–91.8)	0.202
	Gr. D ()	10 (95% CI: 21.5–55.8)	6 (95% CI: 10.6–40.7)	2 (95% CI: 2.1–23.3)	18 (66.7) (95% CI: 47.8–81.4)