Table 2.

A selection of the most abundant phylogenetic groups present in the gut microbial community down to genus level.

Classification	Percentage abundance (%)
k__Bacteria	99.99
k__Archaea	0.01
p__Proteobacteria	88.15
c__Gammaproteobacteria	82.16
o__Enterobacteriales	64.56
f__Enterobacteriaceae	64.56
g__Enterobacter	26.86
g__Citrobacter	19.86
g__Escherichia	3.91
o__Pseudomonadales	14.25
f__Pseudomonadaceae	10.56
g__Pseudomonas	10.54
f__Moraxellaceae	3.69
g__Acinetobacter	3.68
p__Bacteroidetes	10.53
c__Sphingobacteria	8.57
o__Sphingobacteriales	8.57
f__Sphingobacteriaceae	8.56
g__Sphingobacteriaceae_unclassified	8.10
p__Firmicutes	0.59
p__Actinobacteria	0.28
p__Chlamydiae	0.21
p__Chloroflexi	0.16

Phylogenetic classifications and microbial abundance estimations were made using MetaPhlAn to compare sequences to a clade specific marker database.