Comorbidities and Mortality Risk in COVID-19 Infected Patients: A Cross-Sectional Study in North-Eastern Iran

Abstract

the coronavirus disease-2019 (COVID-19), caused by the novel severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2), started in Wuhan, China, and was recognized as a pandemic by the World Health Organization on March 11, 2020. 1,2 SARS-CoV-2, a member of the Coronaviridae family, is a single-stranded positivesense RNA virus that can cause respiratory tract infections. SARS-CoV-2 transmits through contact droplets and fomites from infected individuals. 3,4 In