Background: Emotional distress has received less attention as an explanatory factor for self-injury in people with intellectual disabilities, with research and practice primarily focusing on biobehavioural factors. This systematic review examines the self-reported explanations for self-injury by people with mild or moderate intellectual…

Background: Active Support is a staff practice that aims to increase engagement of people with intellectual disabilities. This study seeks to: (1) identify the outcomes of staff using Active Support and how these are measured; (2) identify how the views of people with intellectual disabilities have been included in Active Support research. Method:…

Background: There has been significant focus in the past decade on reducing admissions to assessment and treatment units for people with intellectual disabilities experiencing mental health or behavioural concerns. This has included the development of intensive support functions of National Health Service Learning Disability services to bolster…

Background: Arabs with intellectual disabilities and/or autism may exhibit challenging behaviour that affects them and their caregivers. Early, appropriate intervention may reduce these effects. This review synthesised and critically appraised challenging behaviour intervention research for this population. Methods: All published empirical…

Applied behavioral pharmacology explores how drugs may influence problem behavior in persons with intellectual and developmental disability (IDD). A comprehensive review was conducted featuring single-case experimental designs in the domain of applied behavioral pharmacology to evaluate and report on study quality. Studies included in the review…

Background: Mucopolysaccharidosis type III (MPS III) is a rare lysosomal storage disease with systemic complications. This scoping review aimed to synthesise evidence regarding methods to diagnose and monitor MPS III. Methods: We searched 10 databases for English and Spanish citations published from 2017 to 2022. Our study focused on human-based…

In this review, we summarized and meta-analyzed 35 single-case intervention studies that involved the use of multiple schedules of reinforcement with 78 individuals with intellectual and developmental disabilities. Based on Tau-U calculations, multiple schedules of reinforcement produced an overall large effect for appropriate communicative…

Background: To document whether the sociocognitive peculiarities of people with Down Syndrome impact the construction of attachment at different ages, a systematic review of the literature was carried out. Method: This review followed the Preferred Reporting Items for Systematic Reviews and MetaAnalyses, was conducted on three databases: psycINFO,…

Background: This systematic review aimed to explore the effects of sport and physical activity on behaviour and emotional problems, mental health and psychosocial well-being of children and adolescents with intellectual disability. Method: Five databases were searched systematically (ERIC, MEDLINE, PsycINFO, SportDISCUS and SCOPUS), up to 28…

Background: Adults with intellectual disability, especially those with Down syndrome, are at increased risk of dementia. Whilst memory decline is often considered the earliest symptom, emerging research indicates decline in language, executive function, and non-cognitive domains may also occur early, potentially before memory changes. Method: A…

Background: Interactions with professional caregivers affect the quality of support and life of people with intellectual disabilities and contribute to the occurrence of challenging behaviour. The present literature review provides an overview of factors facilitating or hindering meaningful staff-client interactions in people with borderline to…

Background: Challenging behaviours are common among children and adolescents with intellectual disabilities. Such behaviours often result in poor quality of life outcomes such as physical injury, difficulties with relationships and community integration. Aim: This systematic review aimed to synthesise evidence from studies that assessed the effect…

Background: Children and adolescents with Autism Spectrum Disorder (ASD) often experience symptoms of various mental disorders along with the characteristics that define ASD. High rates of several psychiatric disorders have been reported in people with ASD such as anxiety, depression, cognitive problems, emotional regulation difficulties and…

Behaviour support plans (BSPs), if accurately implemented, have been found to increase skills and decrease challenging behaviour of individuals with intellectual and developmental disabilities. Training is essential for staff to acquire the skills necessary for accurate implementation. The aim of this systematic literature review was to evaluate…

Challenging behaviors are prevalent among adults with intellectual and developmental disabilities (IDD). In this review, we used the What Works Clearinghouse Standards (WWC) to evaluate the quality of 84 studies that aimed to treat the challenging behaviors of adults with IDD, ages 22 years and older, using a function-based intervention. Then, we…