Comparison between the prevalence of 189 bacterial species identified among 2,750 isolates from fecal samples of 162 individuals with diarrhea and 185 without diarrhea.

P value is specified only when a significant difference was observed. N° of isolate: Number of isolate; %: Percentage; ns: non significant value. 1Strains identified using a molecular analysis; 2Bacterial species that were never isolated in humans; 3Bacterial species isolated in humans but not in the human gut; 4New bacterial species.