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Table 2 Taxonomic composition of the gut microbiota in the different datasets

From: The gut microbiota of Colombians differs from that of Americans, Europeans and Asians

Phylum Colombia Europe Japan South Korea USA P
Actinobacteria 0.001 ± 0.002 0.008 ± 0.023 0.182 ± 0.238 0.000 ± 0.000 0.000 ± 0.000 <0.0001
Bacteroidetes 0.166 ± 0.119 0.306 ± 0.161 0.179 ± 0.171 0.262 ± 0.180 0.287 ± 0.141 0.005
Firmicutes 0.787 ± 0.128 0.589 ± 0.173 0.626 ± 0.211 0.689 ± 0.213 0.696 ± 0.144 0.012
Proteobacteria 0.020 ± 0.033 0.013 ± 0.011 0.012 ± 0.013 0.015 ± 0.012 0.010 ± 0.010 0.10
Tenericutes 0.004 ± 0.005 0.016 ± 0.049 0.000 ± 0.000 0.006 ± 0.008 0.001 ± 0.005 0.0007
Verrucomicrobia 0.012 ± 0.042 0.012 ± 0.026 0.000 ± 0.001 0.000 ± 0.000 0.001 ± 0.002 <0.0001
  1. Data presented as average ± standard deviation; P-values from ANOVA testing differences among lean, overweight and obese subjects. WC = waist circumference; NA = not available.