Table 1. The Frequency and Severity of Nausea in Two Groups^a.

Nausea	After Recovery	After 15 Minutes	After 30 Minutes	After 2 Hours
Ginger group (n = 40)	1.05 ± 2.04, 2 (5)	1.28 ± 2.47, 1 (2.5)	0.50 ± 1.40, 0 (0)	1.37 ± 2.24, 1 (2.5)
Placebo group (n = 40)	2.03 ± 2.89, 4 (10)	2.07 ± 2.78, 4 (10)	0.53 ± 1.33, 2 (5)	2.43 ± 2.72, 0 (0)
P value	0.03	0.1	0.8	0.02

^aValues are expressed as mean ± SD, No. (%).