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Best Practice Assessment for ASD Observations

ASP- Related Behaviors:

  • Autism Diagnostic Observation Schedule - 2nd Edition "ADOS-2 is a structured play-based assessment that lasts 40-60 minutes performed between the ages of 12 months - adulthood and is divided into four modules based on age and language abilities to measure social communication ad play behavior. As a result, a severity score is given.

  • Autism Diagnostic Interview- Revised "ADI-R" is a parent interview that lasts between1/1/2-2/1/2 hours performed on children and adults with mental age above 2 years to measure the child's functioning; communication; and restricted, repetitive behaviors. This assessment can be used to diagnose and distinguish ASD from other developmental disorders.

  • Childhood Autism Rating Scale- 2nd Edition "CARS-2" for ages 2 years and up is a direct observation and parent questionnaire that takes 5-10 minutes to determine symptom severity through quantifiable ratings. 

 

Adaptive Behaviors:

  • Vineland Adaptive Behavior Scales- 3rd Edition "VABS-III" is an interview or parent questionnaire performed from birth - 90 years that lasts 20-90 minutes that asks about the child's current functioning in four domains: communication, daily living, socialization, and motor skills.   

  • Adaptive behavior Assessment System-2nd "ABAS-II" is a parent, teacher, or caregiver questionnaire performed from birth- 89 years that lasts 10-20 minutes and assesses adaptive functioning in three areas conceptual, social, and practical, and 10 adaptive skills. Two of the five rating forms are appropriate for early assessment: The parent/ primary Caregiver Form (0-5 years) and the Teacher/Daycare provider Form (2-5 years).

Goldstein, S., & Ozonoff, S. (2020). Assessment of autism spectrum disorder (2nd ed.). Guilford Press.

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