Table 2.

The average relative abundance of the 10 most abundant families within microbial communities by sample type

	Baby	%	Child	%	Soil	%	Chicken	%
1	Bacteroidaceae	34.2	Bacteroidaceae	18.5	Intrasporangiaceae	15.8	Enterobacteriaceae	21.8
2	Bifidobacteriaceae	12.9	Lachnospiraceae	16.0	Micrococcaceae	14.2	Lactobacillaceae	12.4
3	Enterobacteriaceae	13.4	Prevotellaceae	13.5	Dermabacteraceae	4.6	Lachnospiraceae	6.6
4	Lachnospiraceae	8.5	Ruminococcaceae	5.9	Halomonadaceae	4.3	Clostridiaceae 1	6.2
5	Ruminococcaceae	4.0	Enterobacteriaceae	3.7	Corynebacteriaceae	3.1	Bacteroidaceae	4.7
6	Prevotellaceae	3.8	Spirochaetaceae	3.4	Flavobacteriaceae	2.6	Prevotellaceae	3.9
7	Streptococcaceae	3.5	Bifidobacteriaceae	2.7	Nocardioidaceae	2.3	Ruminococcaceae	3.5
8	Veillonellaceae	2.3	Clostridiaceae	1.8	Xanthomonadaceae	2.1	Muribaculaceae	2.8
9	Tannerellaceae	1.4	Odoribacteraceae	1.7	Cyclobacteriaceae	2.0	Peptostreptococcaceae	2.6
10	Brachyspiraceae	1.2	Rikenellaceae	1.7	Idiomarinaceae	1.9	Moraxellaceae	2.6