POLYGENIC RISK FOR ADHD IS ASSOCIATED WITH READING AND SPELLING RELATED TRAITS BEYOND PLEIOTROPIC EFFECTS DUE TO EDUCATIONAL ATTAINMENT

Language impairments often co-occur with Attention Deficit and Hyperactivity Disorder (ADHD) symptoms. Twin studies suggest that this comorbidity is at least partially due to shared genetic factors. Here, we aim to study the association between polygenic ADHD risk and language abilities in the general population. Using multivariable regression analysis, we also investigate whether this link persists conditional on the polygenic effects for...