A compound attribute that is the ratio of amount of C-C motif chemokine 5 (human) in blood to amount of dickkopf-related protein 1 (human) in blood. The trait is Ontology of Biological Attributes term OBA_2054712 (CCL5/DKK1 protein level ratio in blood). Also known as: the ratio of amount of C-C motif chemokine 5 (human) in blood to amount of dickkopf-related protein 1 (human) in blood.