Haematological characteristics and risk factors in the classification and prognosis evaluation of COVID-19: a retrospective cohort study
COVID-19 is an ongoing global pandemic. Changes in haematological characteristics in patients with COVID-19 are emerging as important features of the disease. The authors aimed to explore the haematological characteristics and related risk factors in patients with COVID-19. This retrospective cohort study included patients with COVID-19 admitted to three designated sites of Wuhan Union Hospital