Table 1.

The effect of HMA-LMA status, geographic region, and host identity on microbial communities based on OTU abundances.

Source	df	MS	Pseudo-F	P (perm)	Var comp**
HMA-LMA status	1	41,744	5.5289	0.002	34.238
Geographic region	8	15,266	1.4992	0.012	13.223
HMA-LMA status × geographic region*	5	15,398	1.6644	0.003	17.741
Host identity (HMA-LMA status × geographic region)	37	20,925	12.249	0.001	41.229
Residual	523	1708.3			41.332

PERMANOVA analysis was performed with Bray–Curtis dissimilarities between samples obtained from square root transformed OTU abundances.

^*Term has one or more empty cells.

^**Estimates of components of variation are shown in squared units of Bray–Curtis dissimilarity.