Design
ARDS, ARF
ARF, COVID-19 PNEUMONIA, SECONDARY, ARDS
This a secondary analysis of prospectively collected data from adult patient with ARF due to COVID-19 admitted to 73 intensive care units (ICUs) (71 in Spain, 1 in Andorra, and 1 in Ireland) between February 22, 2020 and March 11, 2021. Data were retrieved from the Spanish Society of Intensive Care Medicine and Coronary Units’ (SEMICYUC) registry of COVID-19 patients. The study was registered at Clinical-Trials.gov (NCT04948242) (01/07/2021).We selected all consecutive patients ≥ 15 years old who met the criteria for COVID-19 pneumonia and ARDS according to the Berlin criteria [