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Direct linkTrine 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
Latent Class Analysis Identifies Distinctive Behavioral Subtypes in Children with Fragile X Syndrome
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
Müller, Katrin; Helmes, Almut; Kleischmann, Annika; Bengel, Jürgen – Journal of Mental Health Research in Intellectual Disabilities, 2022
Introduction: Adults with intellectual disabilities (ID) face a high risk of developing psychiatric disorders, yet there is a lack of valid instruments measuring psychopathology in this population. Two existing instruments are the PAS-ADD Checklist questionnaire and the Mini PAS-ADD interview, two third-party assessments that can be used for the…
Descriptors: Adults, Intellectual Disability, Mental Disorders, Comorbidity
Valdovinos, Maria G.; Seibert, Haley N.; Piersma, Drew; Wilkinson, Alyssa; Griffith, Gabrielle; Hillring, Sara; Boyle, Bailey – Journal of Mental Health Research in Intellectual Disabilities, 2019
Introduction: The purpose of this study was to gain additional insight on patterns of behavior of three individuals dually diagnosed with intellectual disability (ID) and bipolar disorder as they cycled between elevated and depressed mood states. Methods: Data were collected from weekly, one-hour observations across a period of several months. The…
Descriptors: Psychological Patterns, Mental Disorders, Intellectual Disability, Comorbidity
Helverschou, Sissel Berge; Ludvigsen, Linn Beate; Hove, Oddbjørn; Kildahl, Arvid Nikolai – International Journal of Developmental Disabilities, 2021
Psychiatric disorders in individuals with co-occurring autism spectrum disorders (ASD) and intellectual disability (ID) are common, but diagnosis presents many challenges. The Psychopathology in Autism checklist (PAC) is among the very few instruments specifically developed for this group of individuals. The psychometric properties of the PAC…
Descriptors: Mental Disorders, Psychometrics, Autism, Pervasive Developmental Disorders
Shivers, Carolyn M.; Kozimor, Laura Michelle – Journal of Mental Health Research in Intellectual Disabilities, 2017
Introduction: The presence of comorbid mental illness in individuals with intellectual and developmental disabilities (IDD) has been shown to have additional negative impact on parents and caregivers. However, the impact of such dual diagnoses on typically developing siblings has yet to be examined. Methods: Parents and typically developing…
Descriptors: Mental Disorders, Comorbidity, Intellectual Disability, Developmental Disabilities
