The investigators will prospectively collect clinical information to develop a clustering analysis model and confirm phenotype for patients with acute respiratory failure who admit to the intensive care unit and require oxygen supply beyond a high flow nasal cannula, and a control group without acute respiratory failure. and clinical characteristics and prognosis will be compared.
Age 18 or older
Patients who do not require high flow nasal cannula (HFNC), non-invasive ventilation (NIV (BIPAP or CPAP)), or mechanical ventilation (MV) treatment
Patients 48 hours after oxygen treatment (HFNC, NIV (BIPAP or CPAP), MV)
Patients transferred from another hospital
Patients with limitations in treatment
Samsung Medical Center
Lead sponsor
Ministry of Science and ICT, Republic of Korea
Collaborator