TABLE 1.

The results of ANOSIM testing for individual variables in healthy horses using weighted and unweighted UniFrac distances

	Unweighted		Weighted
	R statistic	P value	R statistic	P value
Age range	0.006	.43	0.029	.25
Breed	0.191	<.001	0.162	.08
Sex	0.007	.4	0.004	.39
State	0.29	.001	0.172	.002
Season	0.017	.002	0.1	.04
% fiber	0.058	.05	0.047	.09
Amount concentrate	0.287	.002	0.132	.05
Time in pasture	0.061	.02	0.023	.19
Pasture zone	0.042	.1	0.038	.13
Hay type	0.008	.43	−0.08	.54