The present study employed the Disability Assessment Schedule (DAS) to assess problem behaviors in a large sample of adults with ID (N = 568) and evaluate the psychometric properties of this instrument. Although the DAS problem behaviors were found to be internally consistent (Cronbach's [alpha] = 0.87), item analysis revealed one weak item…

The present study examined rates of co-morbid psychopathology and clinical management/care pathways in adult females (N = 50) and males (N = 100) with autism spectrum disorders (ASD) and intellectual disability (ID) living in community settings. We also compared a sub-sample (N = 60) with ASD to an age-, gender- and ID-matched control group (N =…

The aim of this study was to investigate co-morbid psychopathology and clinical characteristics of adults with ID living across different types of residential settings. All participants were first time referrals to specialist services in South-East London who lived either with their family (N = 375) or in supported residence (N = 280) or…

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…

Background: Although gender differences in psychopathology among the general psychiatric population appear to be well documented, such differences have been either ignored or inconsistently investigated among people with intellectual disability (ID). Methods: The study examined psychiatric co-morbidity in 295 men and 295 women with ID and…