Table 3.

Summary of alpha diversity according to disease status

Alpha diversity metrics	Healthy.mean	Healthy.std	PSON.mean	PSON.std	PSOL.mean	PSOL.std	p value (trend)
Chao1	891.86	534.25	1012.74	654.40	1090.78	650.49	0.18
Observed OTU	521.77	314.82	572.43	324.16	614.92	346.02	0.15
Shannon	4.33	1.72	4.68	1.70	4.94	1.71	0.005
Simpson	0.77	0.20	0.81	0.19	0.84	0.17	0.00097