A compound attribute that is the ratio of amount of dickkopf-related protein 3 (human) in blood to amount of latent-transforming growth factor beta-binding protein 2 (human) in blood. The trait is Ontology of Biological Attributes identifier OBA_2053621 (DKK3/LTBP2 protein level ratio in blood). Also known as: the ratio of amount of dickkopf-related protein 3 (human) in blood to amount of latent-transforming growth factor beta-binding protein 2 (human) in blood.