. 2020 Apr 20;2020:5897465. doi: 10.1155/2020/5897465

Table 2.

Mean of nausea before and after intervention in study groups.

Groups	Before, mean ± SD^a	After, mean ± SD	Test result
10% peppermint	52.31 ± 13.86	40.50 ± 13.35	t ^b = 12.30
10% peppermint	52.31 ± 13.86	40.50 ± 13.35	p < 0.001

30% peppermint	60.25 ± 14.98	39.75 ± 12.38	t = 14.42
30% peppermint	60.25 ± 14.98	39.75 ± 12.38	p < 0.001

Control	50.68 ± 17.36	47.78 ± 13.72	t = 1.05 NS^c

Result of the one-way analysis of variance	F = 4.37	F = 8.49
Result of the one-way analysis of variance	p=0.015	p < 0.001

^astandard deviation. ^bbased on the independent samples t-test. ^cnonsignificant.