A compound attribute that is the ratio of amount of caspase-3 (human) in blood to amount of signal transducer and activator of transcription 5B (human) in blood. The trait is OBA_2054780 (CASP3/STAT5B protein level ratio in blood). Also known as: the ratio of amount of caspase-3 (human) in blood to amount of signal transducer and activator of transcription 5B (human) in blood.