A compound attribute that is the ratio of amount of calcium-binding and coiled-coil domain-containing protein 1 (human) in blood to amount of caspase-3 (human) in blood. The trait is Ontology of Biological Attributes identifier OBA_2054828 (CALCOCO1/CASP3 protein level ratio in blood). Also known as: the ratio of amount of calcium-binding and coiled-coil domain-containing protein 1 (human) in blood to amount of caspase-3 (human) in blood.