A compound attribute that is the ratio of amount of urokinase plasminogen activator surface receptor (human) in blood to amount of prostasin (human) in blood. The trait is PLAUR/PRSS8 protein level ratio in blood (OBA_2053511). Also known as: the ratio of amount of urokinase plasminogen activator surface receptor (human) in blood to amount of prostasin (human) in blood.