however , the male/female ratio varied by age , with the group aged less than 1 year having the highest ratio ( m : f = 1.5 ) , and by type of epilepsy , with males having higher rates of simple partial epilepsy ( m : f = 1.8 ) and infantile spasms ( m : f = 1.5 ) .
C0014544
epilepsy
C0037769
infantile spasms