Objective: The current study tested (1) how ADHD symptoms and internalizing or externalizing problems covaried across ages 3-18 in children with neurofibromatosis type 1 (NF1), and (2) whether demographic and NF1-specific factors moderated the associations. Method: We analyzed integrated cross-sectional data of 685 observations from 455 children and adolescents with NF1 (M(age) = 9.79 years, SD = 3.88; 43% female) across six institutions in the United States and Australia. ADHD symptoms…
