A compound attribute that is the ratio of amount of integrin alpha-M (human) in blood to amount of integrin alpha-V (human) in blood. The trait is ITGAM/ITGAV protein level ratio in blood (Ontology of Biological Attributes term OBA_2055538). Also known as: the ratio of amount of integrin alpha-M (human) in blood to amount of integrin alpha-V (human) in blood.