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Khemika K. Sudnawa; Wendy K. Chung – American Journal on Intellectual and Developmental Disabilities, 2024
Autism is heterogeneous at many levels, including clinical symptoms and etiology. A key strategy in studying heterogeneous conditions is having large enough sample sizes to stratify into smaller groups that are more homogeneous. SPARK and Simons Searchlight are large and growing research cohorts of individuals with autism in the United States and…
Descriptors: Autism Spectrum Disorders, Research, Data Collection, Genetics
Ridley, Ellen; Arnott, Bronia; Riby, Deborah M.; Burt, D. Michael; Hanley, Mary; Leekam, Susan R. – American Journal on Intellectual and Developmental Disabilities, 2022
Past research shows that individuals with Williams syndrome (WS) have heightened and prolonged eye contact. Using parent report measures, we examined not only the presence of eye contact but also its qualitative features. Study 1 included individuals with WS (n = 22, ages 6.0-36.3). Study 2 included children with different neurodevelopmental (ND)…
Descriptors: Eye Movements, Congenital Impairments, Neurodevelopmental Disorders, Autism Spectrum Disorders
Olivia Boorom; Heather Fielding-Gebhardt; Shelley Bredin-Oja; Kandace Fleming; Rebecca E. Swinburne Romine; Nancy Brady – American Journal on Intellectual and Developmental Disabilities, 2024
Individuals with fragile X syndrome (FXS) and their parents have a range of experiences navigating the crucial transition period between adolescence and adulthood. Semi structured interviews of 47 mothers of adolescents with FXS (mean child age = 15.89 years) were analyzed to identify mothers' changing expectations during the adolescent period and…
Descriptors: Adolescents, Genetic Disorders, Intellectual Disability, Congenital Impairments
Wilkinson, Ellen H.; Britton, Tobias C.; Hall, Scott S. – American Journal on Intellectual and Developmental Disabilities, 2022
We examined potential phenotypic differences in eye gaze avoidance exhibited by boys with autism spectrum disorder (ASD) and boys with fragile X syndrome (FXS). In Study 1, the Eye Contact Avoidance Scale (ECAS) was administered to caregivers of boys aged 7-18 years with FXS (n = 148), ASD (n = 168), and mixed developmental disabilities (MDD; n =…
Descriptors: Autism Spectrum Disorders, Genetic Disorders, Eye Movements, Males
Calub, Catrina A.; Benyakorn, Songpoom; Sun, Shuai; Iosif, Ana-Maria; Boyle, Lauren H.; Solomon, Marjorie; Hessl, David; Schweitzer, Julie B. – American Journal on Intellectual and Developmental Disabilities, 2022
This pilot study sought to identify potential markers of improvement from pre-post treatment in response to computerized working memory (WM) training for youth (ages 8-18) with autism spectrum disorder (ASD) and comorbid intellectual disability (ID) in a single arm, pre-post design. Participants included 26 children with ASD and 18 with comorbid…
Descriptors: Short Term Memory, Training, Youth, Autism Spectrum Disorders