A compound attribute that is the ratio of amount of C-C motif chemokine 22 (human) in blood to amount of metalloproteinase inhibitor 3 (human) in blood. The trait is CCL22/TIMP3 protein level ratio in blood (OBA_2054703). Also known as: the ratio of amount of C-C motif chemokine 22 (human) in blood to amount of metalloproteinase inhibitor 3 (human) in blood.