Red Blood Cell Distribution Width in Hospitalized COVID-19 Patients.

Coronavirus disease-2019 (COVID-19), caused by severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2), is causing dramatic morbidity and mortality worldwide. The Red Blood Cell Distribution Width (RDW) has been strongly associated with increased morbidity and mortality in multiple diseases. To assess if elevated RDW is associated with unfavorable outcomes in hospitalized COVID-19.