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Direct linkAlexandra Sturm; Sijia Huang; Vanessa Bal; Ben Schwartzman – Autism: The International Journal of Research and Practice, 2024
Several validated adult autism symptom screening tools exist; however, there are concerns about the validity of instruments in adults who self-identify and those who have an autism diagnosis. This study evaluated the psychometric properties of the RAADS-R and RAADS-14 across gender, autism diagnosis and autistic identity, and age among a sample of…
Descriptors: Psychometrics, Autism Spectrum Disorders, Adults, Screening Tests
Marta Godoy-Giménez; Ángel García-Pérez; Fernando Cañadas; Angeles F. Estévez; Pablo Sayans-Jiménez – Autism: The International Journal of Research and Practice, 2024
The broad autism phenotype is the phenotypic expression of the primary characteristics of autism. However, currently available tests do not agree with the two-domain operationalization of broad autism phenotype or autism, and their internal structure has shown instability across applications. This study presents the Broad Autism…
Descriptors: Autism Spectrum Disorders, Genetics, Diagnostic Tests, Foreign Countries
Borissov, Anton; Bakolis, Ioannis; Tekola, Bethlehem; Kinfe, Mersha; Ceccarelli, Caterina; Girma, Fikirte; Abdurahman, Rehana; Zerihun, Tigist; Hanlon, Charlotte; Hoekstra, Rosa A. – Autism: The International Journal of Research and Practice, 2022
Although most children with autism and other neurodevelopmental disorders live in low- and middle-income countries, assessment tools are lacking in these settings. This study aims to culturally adapt and validate two questionnaires for use in Ethiopia: the Autism Treatment Evaluation Checklist and the Pediatric Quality of Life Inventory™ Family…
Descriptors: Test Construction, Test Validity, Autism Spectrum Disorders, Quality of Life
Download full textLopata, Christopher; Donnelly, James P.; Thomeer, Marcus L.; Rodgers, Jonathan D.; Volker, Martin A.; Booth, Adam J. – Autism: The International Journal of Research and Practice, 2020
The Adapted Skillstreaming Checklist measures social/social-communication skills and behavioral flexibility/regulation of children with autism spectrum disorder without intellectual disability. Prior studies provided support for the reliability and criterion-related validity of the Adapted Skillstreaming Checklist total score for these children;…
Descriptors: Check Lists, Factor Analysis, Factor Structure, Test Reliability
Kuenssberg, Renate; Murray, Aja L.; Booth, Tom; McKenzie, Karen – Autism: The International Journal of Research and Practice, 2014
The primary aim of this article was to provide a structural validation of the 28-item Autism Spectrum Quotient-Short Form questionnaire in a sample of adults with clinically diagnosed autism spectrum disorders ("n" = 148). Confirmatory factor analysis demonstrated that the proposed structure, comprising a second-order Social Skills…
Descriptors: Autism, Pervasive Developmental Disorders, Questionnaires, Test Validity
Markowitz, Leslie A.; Reyes, Charina; Embacher, Rebecca A.; Speer, Leslie L.; Roizen, Nancy; Frazier, Thomas W. – Autism: The International Journal of Research and Practice, 2016
This study investigated the psychometric properties of the Child and Family Quality of Life scale, a measure of psychosocial quality of life in those with autism and related developmental disorders. Parents of 212 children suspected of autism spectrum disorder completed the Child and Family Quality of Life prior to a diagnostic evaluation. Results…
Descriptors: Psychometrics, Quality of Life, Autism, Pervasive Developmental Disorders
Posserud, Britt; Lundervold, Astri J.; Steijnen, Maaike C.; Verhoeven, Sophie; Stormark, Kjell Morten; Gillberg, Christopher – Autism: The International Journal of Research and Practice, 2008
The present study investigated the factor structure of parent and teacher Autism Spectrum Screening Questionnaire (ASSQ) in a population of 7-9 years old children. For validation purposes, factors derived were correlated with results on the Strengths and Difficulties Questionnaire (SDQ). A three-factor solution was identified on both parent and…
Descriptors: Cognitive Style, Autism, Asperger Syndrome, Factor Structure
