Table 3. General characteristic of subject

		Soy cream group	Placebo cream group	p-value
Gender	Male	9	11	0.564
	Female	16	14	0.564
Age	19-29	15	14	0.774
	30-39	2	6	0.123
	40-49	7	2	0.0657
	50↑	1	3	0.297

p<0.05 *
a) Chi-Square test
b) Computed only for a 2×2 table