Observational study on the diagnostic evaluation of the intestinal microbiota of French people infected with the Coronavirus FRESH-PEF73614-en Alessandra CERVINO Observational study on the diagnostic evaluation of the intestinal microbiota of French people infected with the Coronavirus EDIFICE FRESH-PEF73614-en 73614 FRESH-PEF73614 Alessandra CERVINO LUXIA SCIENTIFIC Epidemiology France Portal (PEF) null Guy;MARTI Alessandra;CERVINO intestinal microbiota Clinical immunology Infectious disease medicine Internal medicine Gastroenterology COVID-19 Validate the hypothesis for a relationship between the loss of diversity of the intestinal microbiota and screening positive for COVID-19, by comparing hospitalised COVID-19 positive patients with an exposed French population represented by hospital medical and paramedical personnel null France Individuals General population Male Female Young Adult (19 to 24 years) Adult (25 to 44 years) Middle Aged (45 to 64 years) Aged (65 to 79 years) Aged, 80 and over (80 years and more) COVID-19 positive patients: hospitalised patients diagnosed with COVID-19 in one of the investigating sites, and able to provide a stool sample Exposed subjects: Medical and paramedical personnel working at one of the investigating sites, having been in direct contact with the patients. Aged between 18 and 95 years Subjects able to read the French-language study information leaflet Patients with social cover Clinical data Biological data ISO13485 Health event/mortality Other Through organizations (health services or institutions schools businesses etc.) < 500 individuals Interview with the participant (including clinical) Converting or copying information into a structured record Observational Study Observational Study 160 Unknown To be defined