See D-dimer concentration in surviving and non-surviving patients: https://els-jbs-prod-cdn.jbs.elsevierhealth.com/cms/attachment/7eca3d03-0704-49fe-a67d-54540c

See D-dimer concentration in surviving and non-surviving patients: https://els-jbs-prod-cdn.jbs.elsevierhealth.com/cms/attachment/7eca3d03-0704-49fe-a67d-54540c15feee/gr2.jpg https://els-jbs-prod-cdn.jbs.elsevierhealth.com/cms/attachme... It sky-rockets in non-surviving patients. For the context, D-dimer is a fibrin degradation product, a small protein fragment present in the blood after a blood clot is degraded by fibrinolysis. (Fig. 2 Temporal changes in laboratory markers from illness onset in patients hospitalised with COVID-19 from "Clinical course and risk factors for mortality of adult inpatients with COVID-19 in Wuhan, China: a retrospective cohort study" https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(20)30566-3/fulltext https://www.thelancet.com/journals/lancet/article/PIIS0140-6...)