Students with Attention-Deficit/Hyperactivity Disorder (ADHD) are attending colleges and universities in record numbers; however, their high rates of attrition are concerning. Failure to complete an undergraduate education may compromise future earning potential and wellbeing (McFarland et al., 2017). The acquisition of needs related to…

Individual differences are known to influence the risk of trauma exposure and development of posttraumatic stress disorder (PTSD). It has been suggested that features of autism spectrum disorder (ASD) may confer such risk. This article provides a systematic review of the assessment and treatment of PTSD in individuals with ASD, in addition to…

Research on anxiety disorders in youth with autism spectrum disorder (ASD) has burgeoned in the past two decades. Yet, critical gaps exist with respect to measuring and treating anxiety in this population. This study used the nominal group technique to identify the most important research priorities on co-occurring anxiety in ASD. An international…

Research indicates that youth with autism spectrum disorder often experience unmet health care needs and receive poorer quality of care. Intellectual disability commonly co-occurs with autism spectrum disorder; however, the nature of unmet health care needs and health care quality in youth with autism spectrum disorder and intellectual disability…

Background: A range of factors may impact whether children access speech-language pathology (SLP) services, beyond their communication difficulties. For instance, co-occurring psychosocial difficulties may amplify children's observable difficulties, leading to greater access. It is important to examine such associations because they may reflect…

Background: Patients with intellectual disability in psychiatric services are rarely asked about their experiences when admitted to inpatient units. Aim: To enhance the understanding of ward atmosphere for inpatients with co-occurring intellectual disabilities (ID) and mental illness by exploring patients' experiences from a specialised mental…

Attention-deficit/hyperactivity disorder is one of the most common comorbidities in individuals with autism spectrum disorder. However, the clinical implications of the co-occurrence of these two disorders are still poorly understood. Based on a preregistered protocol (PROSPERO CRD42020193880), this systematic review identified 34 articles,…

Introduction: Findings regarding the relationship between IQ and comorbidity in autism and ADHD are inconsistent. Methods: Mothers rated 1,436 children with autism and 1,056 with ADHD without autism (IQs 9-149, ages 2-17) on the Pediatric Behavior Scale. Results: Children with IQs < 70 (vs. [greater than or equal to] 70) had less oppositional…

Most adults on the autism spectrum have co-occurring mental health conditions, creating a high demand for mental health services -- including psychotherapy -- in autistic adults. However, autistic adults have difficulties accessing mental health services. The most-reported barriers to accessing treatment are therapists' lack of knowledge and…

Introduction: Diagnosing dementia in people with severe/profound intellectual (and multiple) disabilities (SPI(M)D) is complex. Whereas existing dementia screening instruments as a whole are unsuitable for this population, a number of individual items may apply. Therefore, this study aimed to identify applicable items in existing dementia…

Enabling functional communication is critical for accessibility in school and society for all pupils. This systematic review analyzed the results of educational studies on developing communication skills for learners ([less than or equal to]21 years) with autism spectrum disorder and comorbid intellectual disability. Systematic database searches…

Substance use disorders are considered externalizing disorders, defined by anti-social and impulsive behavior, as opposed to internalizing disorders, defined by anxious and depressive thinking; however, that strict binary is increasingly untenable. In this dissertation, I evaluate the co-development of internalizing and externalizing symptoms…

The purpose of this literature review was to synthesize recent research (2009-2018) for teaching science to students with intellectual disability and intellectual disability/autism. Authors identified a total of 15 studies; of these, 12 were determined to be methodologically sound studies using the Council for Exceptional Children quality…

Objective: Young adults with autism spectrum disorder (ASD) are enrolling in colleges at increasing rates. This case highlights the need for college mental health clinicians to be aware of features of ASD in emerging adults. Participants: A case of a young woman with dysphoria and anxiety who also met ASD criteria during a diagnostic evaluation.…

High alexithymic traits and psychiatric comorbidities such as depression and social phobia are frequently observed among adults with autism spectrum disorder. In this study, we tested whether alexithymic and/or autistic traits are risk factors for depressive and social phobic symptoms in adults with autism spectrum disorder (n = 122), patients…