A compound attribute that is the ratio of amount of A-type potassium channel modulatory protein DPP6 (human) in blood to amount of neuronal cell adhesion molecule (human) in blood. The trait is DPP6/NRCAM protein level ratio in blood (Ontology of Biological Attributes term OBA_2053276). Also known as: the ratio of amount of A-type potassium channel modulatory protein DPP6 (human) in blood to amount of neuronal cell adhesion molecule (human) in blood.