. Author manuscript; available in PMC: 2021 Nov 1.

Published in final edited form as: Am J Obstet Gynecol. 2020 May 5;223(5):729.e1–729.e10. doi: 10.1016/j.ajog.2020.04.033

Table 2.

Association estimates between alpha diversity indices and UDI score.

Indices	Average	Pearson		Kendall		Spearman
Indices	Average	cor	P-value	tau	P-value	rho	P-value
Chao1	3.671	0.255	0.000	0.217	0.000	0.303	0.000
ACE	4.724	0.249	0.004	0.201	0.001	0.283	0.001
Shannon	0.866	0.139	0.093	0.125	0.026	0.173	0.036
Simpson	0.454	0.064	0.442	0.098	0.082	0.140	0.089
Pielou	0.628	−0.088	0.289	−0.071	0.205	−0.093	0.261