A compound attribute that is the ratio of amount of tumor necrosis factor receptor superfamily member EDAR (human) in blood to amount of proline/serine-rich coiled-coil protein 1 (human) in blood. The trait is OBA_2055628 (EDAR/PSRC1 protein level ratio in blood). Also known as: the ratio of amount of tumor necrosis factor receptor superfamily member EDAR (human) in blood to amount of proline/serine-rich coiled-coil protein 1 (human) in blood.