TABLE 2.

Relative abundance (%) at phylum level by group at 5, 10, and 12 months^a.

	Groups	Actinobacteriab	Bacteroidetes	Firmicutesb	Proteobacteriab
5 months	Meat	34.75 ± 23.65	5.45 ± 7.51	46.46 ± 23.54	9.40 ± 10.34
	Dairy	32.17 ± 24.74	6.54 ± 10.47	48.36 ± 23.04	9.15 ± 16.54
10 months	Meat	27.39 ± 21.50	10.97 ± 16.01	54.60 ± 19.84	5.91 ± 9.43
	Dairy	31.85 ± 24.28	9.33 ± 13.88	50.91 ± 21.05	6.21 ± 12.13
12 months	Meat	23.91 ± 18.54	5.63 ± 11.16	65.17 ± 18.24	3.23 ± 5.80
	Dairy	23.71 ± 16.61	9.11 ± 11.61	61.84 ± 16.80	4.91 ± 4.77

^aMean ± SD.

^bSignificant effect of time: P = 0.014 for Actinobacteria, P = 0.000004 for Firmicutes, P = 0.04 for Proteobacteria.