Table 3.

Permanova results for experimental communities based on Bray–Curtis distances.

	d.f.	SS	MS	PseudoF	R2	P-value
Antibiotic	4	0.27876	0.069691	2.12540	0.09209	0.002**
Gut location	2	0.14271	0.071354	2.17612	0.04714	0.011*
Antibiotic x Gut location	8	0.21200	0.026500	0.80819	0.07003	0.868
Residuals	73	2.39365	0.032790		0.79073
Total	87	3.02712			1.00000

*, **Statistical significance at P < 0.05 and 0.01, respectively. Permutations n = 999.

d.f., degrees of freedom; SS, sum of squares; MS, mean sum of squares.