Florina Erbeli|Sara A. Hart|Jeanette Taylor
Genetic and Environmental Influences on Achievement Outcomes Based on Family History of Learning Disabilities Status
Florida State University|Florida State University|Florida State University
risk develop learning disability shown run families positive family history learning disability seems account mean differences achievement outcomes reading math children positive family history score significantly lower compared peers family history however role family history status explaining etiological genetic environmental differences among subgroups children yet established present study 872 twins mage 1330 sdage 140 florida twin project reading behavior environment utilized multigroup approach examine etiological differences reading spelling math among two subgroups defined family history status results showed significant mean differences achievement outcomes aside math however significant etiological differences achievement outcome found among two subgroups results support previous literature risk developing learning disability transmitted family seemingly manifested differential etiology