Risk factors and survival in patients with COVID-19 in northeastern Brazil.
Ana Tereza do Nascimento Sales Figueiredo FernandesEujessika K RodriguesEder R AraújoMagno F FormigaPriscilla K Sá HoranAna Beatriz Nunes de Sousa FerreiraHumberto A BarbosaPaulo S BarbosaPublished in: PloS one (2022)
Age, hospital length of stay, high blood urea concentration, and low oxygen concentration were associated with death by COVID-19 in the studied population. These findings corroborate with studies conducted in research centers worldwide.