Background: The study aimed to identify the perceived role and significance of typically developing siblings in the emergence of self-determination in their brothers/sisters with intellectual disabilities. Method: The study material consisted of information from individuals with intellectual disabilities. The analytical method relied on grounded…

Background: To date, no studies have examined the prevalence of hoarding behaviour and domestic squalor among individuals with mild intellectual disability. To address this gap, we conducted a prevalence study within a population supported by a medium-sized care organisation in the Netherlands. Method: Data were collected on 437 individuals with…

Background: To assess epistemic trust in people with intellectual disabilities, we adapted the Questionnaire Epistemic Trust (QET) for people with mild to moderate intellectual disabilities or borderline intellectual functioning (MMID/BIF). Method: We investigated the factor structure, the reliability and construct validity in 147 adults. Results:…

Background: This study aims to investigate the impact of neuromuscular training (NMT) on static and dynamic postural balance (PB) among high-level male runners with intellectual disability. Method: Twenty-seven runners were randomly assigned to a NMT group and a control group who maintained their conventional training. Static and dynamic PB were…

Background: This study aimed to evaluate the everyday ways that individuals with mild and moderate intellectual disabilities exercise choice and control. Method: Photovoice with 17 adults with mild to moderate intellectual disability who were receiving individual funding was conducted. Focus groups were held to review the photos. Findings: While…

Background: Understanding the associations among mild intellectual disability (IQ 50-70), borderline intellectual functioning (IQ 70-85) and post-traumatic stress disorder (PTSD) with treatment outcomes in severely mentally ill patients could contribute to better tailoring of care. Methods: One or more assessments using the Health of the Nation…

The aim of this study was to explore the relationship between the three main executive functions (i.e., inhibition, working memory, and flexibility) and three steps of social information processing model (SIP; Crick & Dodge, 1994). Participants were 42 young people (13 years old 5 months, SD = 28 months) with mild level of intellectual…

Background: In secure residential facilities, group climate perceptions of clients with mild intellectual disability or borderline intellectual functioning are systematically assessed for quality improvement. A valid and reliable measure may ensure that this process is consistent. The Group Climate Inventory--Revised (GCI-R) is a new measure to…

This study aims to contribute to the knowledge about lacking or contradictory effects of benzodiazepine on hyperaroused or aggressive behaviour in persons with intellectual disability (ID). We conducted a retrospective and natural case study in a person with mild ID and multiple adverse childhood experiences (ACE), using routine diary data…

Background: Walk tests are common gait speed and endurance assessments. Shorter test versions could benefit adults with intellectual disability. Thus, the concurrent validity of shorter tests was studied. Methods: Thirty-five adults with mild to moderate intellectual disability, aged 21-64 years, were assessed with the 4-m walk test, 10-m walk…

Background: The Group Climate Inventory (GCI) was tested for measurement invariance across 332 adults with and 225 adults without mild intellectual disabilities in Dutch forensic treatment, and for latent mean differences on its "Support", "Growth", "Repression", and "Atmosphere" subscales. Method:…

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…

Introduction: Estimates of the prevalence of depression in people with intellectual disability range from almost nonexistent to 39%. We analyzed the outcomes of three screening instruments to find out more about the prevalence in people with mild or borderline disability. Methods: 102 Dutch individuals residing in institutions or living…

Exploring individual differences and looking beyond averaged parameters of early numeracy in young children with mild intellectual disabilities has become an area of interest to many researchers worldwide. This study aimed to identify the different profiles of early numeracy skills in young children with mild intellectual disabilities. For this…

Background: The aim of the study was to assess the effect of climbing on static and dynamic balance and to determine the usefulness of such training in supporting the fitness of young adults with mild and moderate intellectual disabilities. Method: The study involved 47 men and 21 women aged 18-25 years. The experimental group participated in…