biostudies-literatureBlayney MCTHIS Institute980-989https://www.ebi.ac.uk/biostudies/studies/S-EPMC8942655biostudies-literatureUnknown128(6)<h4>Background</h4>Patients with COVID-19 can require critical care for prolonged periods. Patients with persistent critical Illness can have complex recovery trajectories, but this has not been studied for patients with COVID-19. We examined the prevalence, risk factors, and long-term outcomes of critically ill patients with COVID-19 and persistent critical illness.<h4>Methods</h4>This was a national cohort study of all adults admitted to Scottish critical care units with COVID-19 from March 1, 2020 to September 4, 20. Persistent critical illness was defined as a critical care length of stay (LOS) of ≥10 days. Outcomes included 1-yr mortality and hospital readmission after critical care discharge. Fine and Gray competing risk analysis was used to identify factors associated with persistenBritish journal of anaesthesiaPrevalence, characteristics, and longer-term outcomes of patients with persistent critical illness attributable to COVID-19 in Scotland: a national cohort study.PMC8942655PD-2019-02-016Paton MLone NIMcPeake JPuxty KHall RMartin Cof the Scottish Intensive Care Society Audit GroupHaddow CChan Seem RDonaldson LBlayney MCStewart NIKaye CTfalsePrevalence, characteristics, and longer-term outcomes of patients with persistent critical illness attributable to COVID-19 in Scotland: a national cohort study.<h4>Background</h4>Patients with COVID-19 can require critical care for prolonged periods. Patients with persistent critical Illness can have complex recovery trajectories, but this has not been studied for patients with COVID-19. We examined the prevalence, risk factors, and long-term outcomes of critically ill patients with COVID-19 and persistent critical illness.<h4>Methods</h4>This was a national cohort study of all adults admitted to Scottish critical care units with COVID-19 from March 1, 2020 to September 4, 20. Persistent critical illness was defined as a critical care length of stay (LOS) of ≥10 days. Outcomes included 1-yr mortality and hospital readmission after critical care discharge. Fine and Gray competing risk analysis was used to identify factors associated with persisten2022-01-01T00:00:00Z2022 Jun2025-04-18T12:17:30.339Z2025-04-06T21:51:16.073ZS-EPMC89426553546595410.1016/j.bja.2022.03.017