OBA_2055567 (CHI3L1/HSPG2 protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of chitinase-3-like protein 1 (human) in blood to amount of basement membrane-specific heparan sulfate proteoglycan core protein (human) in blood. Also known as: the ratio of amount of chitinase-3-like protein 1 (human) in blood to amount of basement membrane-specific heparan sulfate proteoglycan core protein (human) in blood.