A compound attribute that is the ratio of amount of urokinase plasminogen activator surface receptor (human) in blood to amount of triggering receptor expressed on myeloid cells 2 (human) in blood. The trait is PLAUR/TREM2 protein level ratio in blood (OBA_2053512). Also known as: the ratio of amount of urokinase plasminogen activator surface receptor (human) in blood to amount of triggering receptor expressed on myeloid cells 2 (human) in blood.