Inclusion Criteria:  Any adult patient admitted to the establishment for treatment for a SARS-Cov2 infection Positive RT-PCR or a scanner suggestive of COVID-19 during the stay, or with a positive serology (even if carried out after the patient's discharge) Hospitalization > 24h Patients receiving any type of care, whether it is recommended standard care or off-label treatment as part of a therapeutic clinical trial or outside the scope of clinical research  Exclusion Criteria:  Opposition to the use of data following written patient information Patient transferred from another hospital to continue COVID care and whose initial care data is not available