Before revision:  Here, we conducted retrospective analyses in two cohorts of patients with acute respiratory distress (ARD, n= 19,659 ) and three cohorts with pneumonia (n= 423,897 ).
After revision:  Here, we conducted retrospective analyses in two cohorts of patients with acute respiratory distress (ARD, n= 18,547 ) and three cohorts with pneumonia (n= 423,897 ).