Background: Although attention deficit hyperactivity disorder (ADHD) is considered a valid diagnosis for children with intellectual disability, no studies have evaluated the invariance of ADHD symptom ratings across children with and without intellectual disability. Method: Parents completed ratings on the ADHD symptoms for 189 children with…

Youth with autism spectrum conditions have been shown to be at an increased risk for bullying victimization. The overall aim of this study was to identify factors associated with increased risk for bullying victimization in youth with autism during middle childhood to early adolescence (aged 5-12 years) and to explore the potential time-ordered…

Epilepsy is reported to co-occur in individuals with autism spectrum disorder (ASD). Previous studies across the world have found prevalence estimates ranging from 4 to 38%. We examined parent-reported prevalence of co-occurring epilepsy and ASD in the most recent U.S. National Survey of Children's Health, 2011-2012. All analyses accounted for…

Background: Falls and fall-related injuries are a problem for many adults with intellectual disability. Most previous studies have collected falls data retrospectively, using organisational incident reports. We developed tools to specifically collect fall-related data and potential fall risk data. This paper reports on the development of these…

Background: Raising children with borderline to mild intellectual disability (BMID) and psychosocial problems may yield a strong need for support among parents, but evidence for this is lacking. The aim of this study was to investigate the prevalence of need for parenting support in this population, and the child and parent characteristics that…