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Direct linkPatricia Kipkemoi; Jeanne E. Savage; Joseph Gona; Kenneth Rimba; Martha Kombe; Paul Mwangi; Collins Kipkoech; Danielle Posthuma; Charles R. J. C. Newton; Amina Abubakar – Journal of Autism and Developmental Disorders, 2025
Children can be reliably diagnosed with autism as early as 3 years of age, and early interventions are initiated. There is often a significant gap between the age of onset of symptoms (2-3 years) and diagnosis (8-10 years) in Africa. We conducted a study to validate the Social Communication Questionnaire (SCQ) as a screening instrument in a rural…
Descriptors: Foreign Countries, Autism Spectrum Disorders, Clinical Diagnosis, Disability Identification
Lau, Winnie Yu-Pow; Gau, Susan Shur-Fen; Chiu, Yen-Nan; Wu, Yu-Yu; Chou, Wen-Jiun; Liu, Shih-Kai; Chou, Miao-Chun – Research in Developmental Disabilities: A Multidisciplinary Journal, 2013
The Autism Spectrum Quotient (AQ) has been widely used for measuring autistic characteristics in parents of children with autism spectrum disorders (ASD). Nonetheless, its psychometric validity is yet to be justified. This study tested the factor structure of the AQ by means of principal component analysis and confirmatory factor analysis using,…
Descriptors: Factor Analysis, Autism, Psychometrics, Factor Structure
von der Embse, Nathaniel P.; Kilgus, Stephen P.; Segool, Natasha; Putwain, Dave – International Journal of School & Educational Psychology, 2013
The implementation of test-based accountability policies around the world has increased the pressure placed on students to perform well on state achievement tests. Educational researchers have begun taking a closer look at the reciprocal effects of test anxiety and high-stakes testing. However, existing test anxiety assessments lack efficiency and…
Descriptors: Test Anxiety, Screening Tests, Disability Identification, Program Validation
Matson, Johnny L.; Boisjoli, Jessica A.; Hess, Julie A.; Wilkins, Jonathan – Research in Autism Spectrum Disorders, 2011
Autism Spectrum Disorders (ASD) is a topic receiving great attention from researchers and clinicians in the field. However, many of these studies focus on children or adults, with research on infants and toddlers evincing ASD being virtually non-existent. Even more scant is information pertaining to the assessment of symptoms of comorbid…
Descriptors: Autism, Factor Structure, Toddlers, Infants
Peer reviewedErford, Bradley T.; Dorman, Stacy L.; Ivey, Elizabeth A.; Wingeart, Leah N. – Assessment for Effective Intervention, 2001
Four independent samples of children were used to study the reliability and validity of the Writing Essential Skill Screener, a measure designed to screen primary grade children at risk for writing difficulties. Among findings was that the measure is comprised of two dimensions, writing and name writing, that the factor structure did not fit the…
Descriptors: Disability Identification, Factor Structure, Primary Education, Psychometrics
Walenta, Tracey M.; McCabe, Paul C. – Journal of Psychoeducational Assessment, 2004
The purpose of this study was to examine the utility of the Differential Ability Scales (DAS) in distinguishing preschoolers with specific language impairment (SLI) and specific subtypes of language delays. Three hundred forty-eight language-impaired preschoolers' response patterns across DAS General Conceptual Ability (GCA), Ability cluster, and…
Descriptors: Language Impairments, Preschool Children, Measures (Individuals), Cognitive Ability
