Gilliam Autism Rating Scale | Third EditionGARS-3
Gilliam Autism Rating Scale | Third Edition (GARS-3) is one of the most widely used instruments for the assessment of autism spectrum disorder in the world. The GARS-3 assists teachers, parents, and clinicians in identifying autism in individuals and estimating its severity.
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GARS-3 Complete Kit0158008324 Qualification Level B
Includes Examiner’s Manual, Summary/Response Booklets (50), and the Instructional Objectives Manual, in a Storage Box.
GARS-3 Summary/Response Forms0158008359 Qualification Level B
Pkg of 50
GARS-3 Examiner's Manual0158008332 Qualification Level B
- Age range:
- Individuals 3–22 years old
- Publication date:
- Qualification level:
- Completion time:
- 5–10 minutes
- Scoring options:
- Manual scoring
The GARS-3 yields standard scores, percentile ranks, severity level, and probability of autism. Items on the GARS-3 are based on the 2013 diagnostic criteria for autism spectrum disorder adopted by the APA.
The instrument consists of 56 items grouped into six subscales: Restrictive/Repetitive Behaviors, Social Interaction, Social Communication, Emotional Responses, Cognitive Style, and Maladaptive Speech.