Table 2.

α diversity indices of male and female subjects

Group	Ace	Chao	Shannon	Simpson
P-value*	0.597	0.409	0.391	0.146
Male (n=18)	143.0±40.0	138.8±39.6	1.49±0.49	0.431±0.158
Female (n=17)	149.0±33.2	146.4±36.8	1.64±0.60	0.358±0.142

^* Mann-Whitney U-test. Data are expressed as mean±standard deviation.