Endotracheal Tube Obstruction in Covid-19 Patients Requiring Mechanical Ventilation

Inclusion Criteria: * Major Subject (≥18 years) * Subject with COVID 19 (radiological suspicion or microbiological confirmation) * Subject hospitalised in the intensive care unit at the NHC of the University Hospitals of Strasbourg between 01/03/2020 and 03/04/2020. * Subject treated by mechanical ventilation * Subject who has not expressed his opposition, after information, to the re-use of his data for the purposes of this research Translated with www.DeepL.com/Translator (free version) Exclusion Criteria: * Subject who expressed opposition to participating in the study * Subject under guardianship, curatorship or safeguarding of justice