A compound attribute that is the ratio of amount of dystroglycan 1 (human) in blood to amount of scavenger receptor class F member 1 (human) in blood. The trait is DAG1/SCARF1 protein level ratio in blood (OBA_2055058, an Ontology of Biological Attributes identifier). Also known as: the ratio of amount of dystroglycan 1 (human) in blood to amount of scavenger receptor class F member 1 (human) in blood.