A compound attribute that is the ratio of amount of ceramide transfer protein (human) in blood to amount of bis(5'-adenosyl)-triphosphatase (human) in blood. The trait is CERT/FHIT protein level ratio in blood (OBA_2055551). Also known as: the ratio of amount of ceramide transfer protein (human) in blood to amount of bis(5'-adenosyl)-triphosphatase (human) in blood.