Table 2.

Alpha Diversity Indices According Groups

Diversity	Mean	Group 1	Group 2	p	Firmicutes group	Bacteroidetes group	p
Shannon index	2.11	2.27	2.05	0.058	2.24	1.92	0.0072
Chao1	49.72	50.51	49.44	0.64	50.84	47.98	0.068
No. of observed species	48.5	49.42	48.18	0.48	50.32	45.67	0.0047

Group 1 and 2 formed by hierarchical clustering.