The mediating role of emotion regulation between motor development and core symptoms in children with attention-deficit/hyperactivity disorder

Objective To investigate the relationships among motor development, emotion regulation, and core symptoms in children with attention-deficit/hyperactivity disorder (ADHD), as well as the mediating role of emotion regulation between motor development and ADHD symptoms. Methods A cross-sectional study design was adopted. A total of 58 children with ADHD who presented for treatment between April and October 2025 were selected as the study group, and 66 typically developing children recruited during the same period were selected as the control group. The Movement Assessment Battery for Children-Second Edition was used to assess motor development, the Emotion Regulation Scale was used to assess emotion regulation ability, and the Conners Parent Rating Scale-Revised was used to assess the severity of ADHD symptoms...