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: 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: 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:…

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…

Introduction: The first aim of this study was to explore the mental functions of patients with mild intellectual disabilities or borderline intellectual functioning (MID-BIF) in mental health care. The second aim was to examine the differences in mental functions between people with MID-BIF and those with higher educational levels (i.e. further…

Background: The Social Information Processing (SIP) model has helped to identify specificities in the stages preceding the execution of social behaviour in people with mild intellectual developmental disorder or borderline intellectual functioning. However, uncertainties remain about the involvement of the underlying processes and their…

Background: Post-traumatic stress disorder (PTSD) is common in adults with intellectual disabilities. Often there are additional disorders such as substance use, mood and anxiety disorders. The current study focuses on the feasibility and initial efficacy of prolonged exposure (PE) for PTSD in adults with mild intellectual disabilities. The…

Background: Research is lacking on body-related consequences of sexual abuse in adults with mild intellectual disability or borderline intellectual functioning (MID-BIF), although the prevalence of abuse is high and body- and movement-oriented diagnostics and therapeutics seem warranted for this group. Method: Body experience in adults with…

Background: The present study examined the psychometric properties of the Anger Bodily Sensations Interview -- intellectual disabilities (ABSI-id), an adapted instrument to measure anger-related interoceptive awareness (IA) in individuals with mild intellectual disabilities or borderline intellectual functioning (MID-BIF). Method: The ABSI-id was…

Background: Aggressive behaviour (AB) and non-suicidal self-injury (NSSI) are common in people with mild intellectual disability or borderline intellectual functioning, leading to adverse consequences for themselves and those around them. Method: We investigated the relationship between AB (both total and physical in particular) and NSSI and risk…

Background: Friendship quality is crucial for psychological well-being, yet is often lower in persons with intellectual disabilities compared to their peers. This study explores the predictors of friendship quality among adults with mild intellectual disability, focusing on age, gender, living setting, psychiatric traits, and social cognition.…

Background: This study aimed to apply the COM-B model to understand the capabilities, opportunities, and motivations for walking behaviour among adults with intellectual disabilities. Methods: A qualitative study was conducted with adults (= 18 years) with mild to moderate intellectual disabilities living in Greater Glasgow using one-to-one…