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Developmental Trajectories of Challenging Behaviors Reported Retrospectively by Japanese Parents of Adult Children with Intellectual Disabilities
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Masahiko Inoue; Yoichi Gomi; Soichiro Matsuda – International Journal of Developmental Disabilities, 2024
Introduction: Individuals with intellectual disabilities (ID) are at heightened risk of behavioral problems. Methods: This study investigated differences in the severity of challenging behaviors (CBs) among individuals with IDs at varying life stages. Data were collected from parents' retrospective interviews. Surveys were completed by 47 parents…
Descriptors: Foreign Countries, Intellectual Disability, Adults, Children
Posttraumatic Stress Disorder in Children with Severe or Moderate Intellectual Disability: A Study Using the Diagnostic Interview Trauma, Stressors -- Severe/Moderate ID
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Annemieke Hoogstad; Liesbeth Mevissen; Robert Didden – Journal of Developmental and Physical Disabilities, 2024
No research has been conducted on PTSD manifestation in children with severe or moderate intellectual disability (SID; IQ 20-49) and no PTSD measurement instrument was available. This pilot explores the psychometric properties of a new diagnostic instrument to investigate trauma and to classify PTSD in children with SID. The Diagnostic Interview…
Descriptors: Posttraumatic Stress Disorder, Children, Severe Intellectual Disability, Moderate Intellectual Disability
Characteristics of Children with Autism and Unspecified Intellectual Developmental Disorder (Intellectual Disability) Presenting with Severe Self-Injurious Behaviours
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Alison Fong; Robin Friedlander; Anamaria Richardson; Katie Allen; Qian Zhang – International Journal of Developmental Disabilities, 2024
Objective: This study aims to delineate the characteristics of severe self-injurious behaviors (SIB) in a cohort of children with autism and unspecified intellectual developmental disorder (UIDD) (intellectual disability) and examine potential risk factors for developing SIB. Methods: A retrospective chart review studied characteristics of severe…
Descriptors: Self Destructive Behavior, Children, Autism Spectrum Disorders, Developmental Disabilities
Schizophrenia in Autistic People with Intellectual Disabilities. Treatment and Interventions
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Trine Lise Bakken; Jane Margrete Askeland Hellerud; Arvid Nikolai Kildahl; Ann Magritt Solheim-Inderberg; Oddbjørn Hove; Sissel Berge Helverschou – Journal of Autism and Developmental Disorders, 2025
Autistic people with intellectual disabilities appear to be at increased risk of schizophrenia. While current recommendations emphasize adapting interventions used for people with schizophrenia in general, few studies to date have investigated treatment of co-occurring schizophrenia in this specific population. To explore what interventions are…
Descriptors: Autism Spectrum Disorders, Intellectual Disability, Schizophrenia, Comorbidity
Comparison of Serum Thrombospondin-1 and Thrombospondin-2 Levels among Children with Autism Spectrum Disorder and Healthy Controls
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Serdar Karatoprak; Sadettin Burak Acikel; Abdulbaki Akyildiz; Fatma Coskun; Fatma Hümeyra Yerlikaya – International Journal of Developmental Disabilities, 2024
Background: Autism Spectrum Disorder (ASD) is a neurodevelopmental disorder, the etiology of which has not been clearly determined yet. There is increasing evidence that synaptic and dendritic changes are involved in the etiology of ASD. The aim of this study is to determine whether serum Thrombospondin-1 and Thrombospondin-2 differ between ASD…
Descriptors: Children, Autism Spectrum Disorders, Etiology, Metabolism
Latent Class Analysis Identifies Distinctive Behavioral Subtypes in Children with Fragile X Syndrome
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Walter E. Kaufmann; Melissa Raspa; Carla M. Bann; Julia M. Gable; Holly K. Harris; Dejan B. Budimirovic; Reymundo Lozano – Journal of Autism and Developmental Disorders, 2024
Fragile X syndrome (FXS) is characterized by variable neurobehavioral abnormalities, which leads to difficulties in developing and evaluating treatments and in determining accurate prognosis. We employed a pediatric cross-sectional sample (1,072 males, 338 females) from FORWARD, a clinic-based natural history study, to identify behavioral subtypes…
Descriptors: Symptoms (Individual Disorders), Children, Genetic Disorders, Intellectual Disability
Post-Traumatic Stress Disorder and Experiences Involving Violence or Sexual Abuse in a Clinical Sample of Autistic Adults with Intellectual Disabilities: Prevalence and Clinical Correlates
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Arvid Nikolai Kildahl; Sissel Berge Helverschou – Autism: The International Journal of Research and Practice, 2024
Autistic people appear to be at increased risk of post-traumatic stress disorder, and experiences involving violence or sexual abuse appear to be common in this population. However, knowledge concerning trauma in autistic people with co-occurring intellectual disabilities is limited. In this cross-sectional study, we explored the prevalence of…
Descriptors: Posttraumatic Stress Disorder, Violence, Sexual Abuse, Adults