BackgroundWhile hypertension is the most common comorbid condition in patients with coronavirus disease 2019 (COVID-19) in Korea, there is a lack of studies investigating risk factors in COVID-19 patients with hypertension in Korea. In this study, we aimed to examine the effects risk factors in hypertensive Korean COVID-19 patients. MethodsWe selected patients from the database of the project #OpenData4Covid19. This information was linked to their 3-year historical healthcare data. The severity ...