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COPD is a Risk Factor for COVID-19, But Does Not Confer Increased Severity of the Disease
Epidemiologic studies suggest that COPD is associated with an increased risk of poor outcome in patients with COVID-19, although they failed to demonstrate COPD as a risk factor for acquiring COVID-19. However, most data have come from a limited global population. In this nationwide cohort study based on the Korean national health insurance claims-based database, COPD is associated with increased risk for COVID-19 and having COPD does not seem to confer substantial risk for severe COVID-19 anddoi:10.21203/rs.3.rs-497997/v1 fatcat:3o5mknxycfeulh7q4mkns2es6e