Table 2.

The differences of severity of nausea between the studied groups based on the VAS evaluation 24 h after surgery.

Time from operation (hour)	Study Group		Statistica	P-value
	Ginger Group	Ondansetron Group
	Mean ± SD	Mean ± SD
0	0.81 ± 2.6	1.37 ± 2.4	3.01	0.002
2	0.65 ± 2.3	2.6 ± 3.04	4.44	0.0001
4	1.43 ± 3.2	2.5 ± 3.05	2.6	0.008
8	1.54 ± 3.1	2.32 ± 2.7	2.04	0.41
16	1.34 ± 2.9	0.67 ± 1.69	0.18	0.4
24	0.5 ± 0.1	1.98 ± 0.56	0.79	0.4

^aMann–Whitney U test.