Functional Recovery From Acute Respiratory Distress Syndrome (ARDS) Due to COVID-19: Influence of Socio-Economic Status

Inclusion Criteria: * Inpatient in ICU for PCR-proven SARS-VOC-2 infection regardless of specimen type * Patient who received a chest CT scan in the initial phase of management (either just before or during hospitalization in the intensive care unit) * Patient who has received invasive or non-invasive ventilatory support, or humidified and heated high-flow oxygen (HFO). * ARDS meeting the criteria of the 2012 Berlin definition. For patients who have received only HFO, a flow rate at least equal to 50L/minute with a FiO2 strictly greater than 50% with a PaO2/FiO2 ratio less than or equal to 200 will be required for inclusion. * Patient who gave oral consent after being informed about the conduct of this study. Exclusion Criteria: * Patient with limited autonomy prior to hospitalization in limited intensive care unit: walking distance of less than 50 meters, WHO classification status 3 and 4. * Patient with a history of chronic respiratory failure as defined by the use of long-term oxygen therapy or non-invasive home ventilation, excluding patients with SAS and/or hypoventilation obesity syndrome. * Patient with a history of central or peripheral neurological conditions limiting the patient's motor autonomy and the performance on gait tests or Pulmonary function Tests * Patient refusing to participate * Patient \< 18 years of age * Patient not affiliated or not benefiting from national health insurance * Patient under guardianship, curatorship or protected adult * Patient unable to understand and consent to the research protocol SECONDARY EXCLUSION CRITERIA * Patient not showing up for visit at M6 * Patients who have not had all the examinations necessary to evaluate the main endpoint (Spirometry, DLCO, TM6 and CT)