We investigated the relationship between challenging behavior and co-morbid psychopathology in adults with intellectual disability (ID) and autism spectrum disorders (ASDs) (N=124) as compared to adults with ID only (N=562). All participants were first time referrals to specialist mental health services and were living in community settings.…

We examined behaviour management problems as predictors of psychotropic medication, use of psychiatric consultation and in-patient admission in a group of 66 adults with pervasive developmental disorder (PDD) and intellectual disability (ID) and 99 controls matched in age, gender and level of ID. Overall, people with PDD had higher rates of most…

Researchers have paid increasing attention to mental health issues in adults with autism spectrum disorders (ASDs) over the last decades. However, little is known about how rates of clinical referrals, types of mental health diagnoses and treatment in adults with ASDs and intellectual disability have changed. We examined patterns of change in…

There have been few studies of psychopathology in adults with autism. This study examined psychiatric co-morbidity in 147 adults with intellectual disability (ID) and autism and 605 adults with ID but without autism. After controlling for the effects of gender, age, psychotropic medication and level of ID, people with autism and ID were no more…