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Encyclopedia of Autism Spectrum Disorders pp 2234–2238Cite as

Gilliam Autism Rating Scale (GARS)

Synonyms

GARS; GARS-2; Gilliam Autism Rating Scale, Second Edition; Gilliam Autism Rating Scale, Third Edition

Description

The Gilliam Autism Rating Scale is a standardized instrument for the assessment and diagnosis of autism and other behavioral conditions (GARS). It relies on parental or teacher reports regarding the child’s presentation and behavior and is a quick measure to administer. Furthermore, no significant training is necessary. Nonetheless, some studies suggest a tendency to “miss” children who would otherwise meet the diagnostic criteria for an autism spectrum disorder (Lecavalier 2005; South et al. 2002).

The scale was revised (GARS-2) in 2006 and based on the DSM-IV-TR (American Psychiatric Association 2000) and Autism Society of America definitions of autism. The core items (42) on the three subscales were retained in the revised version, although some minor changes in wording were made.

The GARS-2 relies on parental rating of directly observed behaviors and...

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References and Reading

  • Akshoomoff, N., Corsello, C., & Schmidt, H. (2006). The role of the autism diagnostic observation schedule in the assessment of autism spectrum conditions in school and community. California School Psychologist, 11, 7–19.

    Google Scholar 

  • American Psychiatric Association. (2000). Diagnostic and statistical manual of mental disorders (4th ed., text rev.). Washington, DC: American Psychiatric Association.

    Google Scholar 

  • American Psychiatric Association. (2013). Diagnostic and statistical manual of mental disorders (5th ed.). Washington, DC: Author.

    Google Scholar 

  • Eaves, R.C., Woods-Groves, S., Williams, Jr, T.O., & Fall, A. (2006). Reliability and validity of the Pervasive Developmental Disorders Ratings Scale and the Gilliam Autism Rating Scale. Education and training in developmental disabilities, 41, 300–309.

    Google Scholar 

  • Ehlers, S., & Gillberg, C. (1993). The epidemiology of Asperger Syndrome. A total population study. Journal of child psychology and psychiatry, 34, 1327–1350.

    Google Scholar 

  • Gilliam, J. E. (1995). Gilliam autism rating scale. Austin: PRO-ED.

    Google Scholar 

  • Gilliam, J. E. (2006). Gilliam autism rating scale-2. Austin: PRO-ED.

    Google Scholar 

  • Gilliam, J. E. (2014). Gilliam autism rating scale (3rd ed.). Austin: Pro-Ed.

    Google Scholar 

  • Howlin, P. (2000). Autism and intellectual disability: Diagnostic and treatment issues. Journal of the Royal Society of Medicine, 93, 351–355.

    PubMed  PubMed Central  Google Scholar 

  • Karren, B. C. (2017). A test review: Gilliam, J. E. (2014). Gilliam Autism Rating Scale–Third Edition (GARS-3). Journal of Psychoeducational Assessment, 35(3), 342–346. https://doi.org/10.1177/0734282916635465.

    CrossRef  Google Scholar 

  • Lecavalier, L. (2005). An evaluation of the Gilliam Autism Rating Scale. Journal of Autism and Developmental Disorders, 35, 795–805.

    PubMed  Google Scholar 

  • Lord, C., & Rutter, M. (2012). Autism diagnostic observation schedule (2nd ed.). Los Angeles: Western Psychological Services.

    Google Scholar 

  • Lord, C., Rutter, M., & Le Couteur, A. (1994). Autism diagnostic interview-revised: A revised version of a diagnostic interview for caregivers of individuals with possible pervasive developmental disorders. Journal of Autism and Developmental Disorders, 24, 659–685.

    PubMed  Google Scholar 

  • Lord, C., Rutter, M., DiLavore, P. C., & Risi, S. (1999). Autism diagnostic observation schedule. Los Angeles: Western Psychological Services.

    Google Scholar 

  • Lord, C., Risi, S., Lambrecht, L., Cook, E. H., Jr., Leventhal, B. L., DiLavore, P. C., et al. (2000). Autism diagnostic observation schedule – Generic: A standard measure of social and communication deficits associated with the spectrum of autism. Journal of Autism and Developmental Disorders, 30, 205–223.

    PubMed  Google Scholar 

  • Mazefsky, C. A., & Oswald, D. P. (2006). The discriminative ability and diagnostic utility of the ADOS-G, ADI-R, and GARS for children in a clinical setting. Autism, 10(6), 533–549.

    PubMed  Google Scholar 

  • Norris, M., & Lecavalier, L. (2010). Screening accuracy of level 2 autism spectrum disorder rating scales. A review of selected instruments. Autism, 14(4), 263–284.

    PubMed  Google Scholar 

  • Pandolfi, V., Magyar, C. I., & Dill, C. A. (2010). Constructs assessed by the GARS-2: Factor analysis of data from the standardization sample. Journal of Autism and Developmental Disorders, 40(9), 1118–1130.

    PubMed  Google Scholar 

  • Rutter, M., Bailey, A., & Lord, C. (2003). SCQ: Social communication questionnaire. Los Angeles: Western Psychological Services.

    Google Scholar 

  • Schopler E., Reichler R. J., DeVellis R. F., & Daly K. (1980). Toward objective classification of childhood autism: Childhood Autism Rating Scale (CARS). Journal of autism and developmental disorders, 10, 91–103.

    Google Scholar 

  • Scott, F., Baron-Cohen, S., Bolton, P., & Brayne, C. (2002). The CAST (Childhood Asperger Syndrome Test): Preliminary development of a UK screen for mainstream primary-school age children. Autism, 6(1), 9–31.

    PubMed  Google Scholar 

  • Sikora, D. M., Hall, T. A., Hartley, S. L., Gerrard-Morris, A. E., & Cagle, S. (2008). Does parent report of behavior differ across ADOS-G classifications: Analysis of scores from the CBCL and GARS. Journal of Autism and Developmental Disorders, 38(3), 440–448.

    PubMed  Google Scholar 

  • South, M., Williams, B. J., McMahon, W. M., Owley, T., Filipek, P. A., et al. (2002). Utility of the Gilliam autism rating scale in research and clinical populations. Journal of Autism and Developmental Disorders, 32(6), 593–599.

    PubMed  Google Scholar 

  • Thabtah, F., & Peebles, D. (2019). Early autism screening: A comprehensive review. International Journal of Environmental Research and Public Health, 16, 3502.

    PubMed Central  Google Scholar 

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Author information

Authors and Affiliations

  1. CLASS, Cambridgeshire and Peterborough NHS Foundation Trust, Fulbourn, Cambridgeshire, UK

    Janine Robinson

  2. NHS England, London, UK

    Janine Robinson

Authors
  1. Janine Robinson
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Correspondence to Janine Robinson .

Editor information

Editors and Affiliations

  1. Yale University, New Haven, CT, USA

    Fred R. Volkmar

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Robinson, J. (2021). Gilliam Autism Rating Scale (GARS). In: Volkmar, F.R. (eds) Encyclopedia of Autism Spectrum Disorders. Springer, Cham. https://doi.org/10.1007/978-3-319-91280-6_879

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