Table 3.

Multivariable PERMANOVA analyses to identify variation (R²) in MetaCyc predicted pathway beta diversity (Bray-Curtis dissimilarity) explained by study characteristics.

Characteristica	R2	p-value	R2	p-value
Percent FGV	0.008	0.59	–	–
Absolute FGV	–	–	0.006	0.76
Body fat percentage	0.010	0.31	0.009	0.41
Age	0.004	0.54	0.004	0.57
Antibiotic use	0.006	0.19	0.006	0.18
Birth mode	0.003	0.79	0.003	0.74
Breast feeding	0.009	0.46	0.008	0.57
Daily caloric intake	0.017	0.21	0.018	0.19
Maternal education	0.007	0.20	0.007	0.18
Ethnicity	0.004	0.52	0.003	0.64
TV hours	0.010	0.30	0.010	0.31
Residuals	0.921		0.922

^aTable presents marginal effects for the association of study characteristics to microbial community structure, such that each term was analyzed in a model with all the other variables.