A compound attribute that is the ratio of amount of cadherin-1 (human) in blood to amount of basement membrane-specific heparan sulfate proteoglycan core protein (human) in blood. The trait is CDH1/HSPG2 protein level ratio in blood (OBA_2054391, an Ontology of Biological Attributes identifier). Also known as: the ratio of amount of cadherin-1 (human) in blood to amount of basement membrane-specific heparan sulfate proteoglycan core protein (human) in blood.