CRHBP/TREM2 protein level ratio in blood (OBA_2054492, an Ontology of Biological Attributes identifier) can be described as follows. A compound attribute that is the ratio of amount of corticotropin-releasing factor-binding protein (human) in blood to amount of triggering receptor expressed on myeloid cells 2 (human) in blood. Also known as: the ratio of amount of corticotropin-releasing factor-binding protein (human) in blood to amount of triggering receptor expressed on myeloid cells 2 (human) in blood.