Exploration of Sleep Parameters, Daytime Hyperactivity/Inattention, and Attention-Deficit/Hyperactivity Disorder Polygenic Risk Scores of Children in a Birth Cohort in Japan

This cohort study examines whether sleep problems and polygenic risk scores for attention-deficit/hyperactivity disorder are associated with hyperactivity/inattention symptoms in children aged 8 to 9 years from the general population in Japan.