Fig. 1From: Association between prolonged corticosteroids use in COVID-19 and increased mortality in hospitalized patients: a retrospective study with inverse probability of treatment weighting analysisPatient eligibility and enrollment. Patients in the short group received corticosteroids only at the first 10 days of hospital admission. Patients in the prolonged group received corticosteroids at the first 10 days and further. Patients not exposed to the possible use of prolonged corticosteroids were excludedBack to article page