Rare copy number variants (CNVs; deleted/duplicated DNA segments) are associated with childhood attention-deficit hyperactivity disorder (ADHD) and autism spectrum disorder (ASD). It is unknown whether carrying a CNV moderates the effect of ADHD/ASD on adult outcomes. In a UK population-based cohort, the Avon Longitudinal Study of Parents and Children, ADHD and ASD difficulties at ages 7-16 years were defined categorically. Outcomes included: General Certificate of Secondary Education…
