Evaluations

The Asperger Syndrome Diagnostic Scale (ASDS; Myles, Bock, & Simpson, 2001) is a norm- referenced measure consisting of 50 yes/no items.

The Autism Diagnostic Interview™ – Revised (ADI-R; Rutter, LeCouteur, & Lord, 2003) is a comprehensive, semi-structured parent/caregiver interview that addresses the functional domains relevant to autism spectrum diagnosis.

The Autism Diagnostic Observation Schedule – Second Edition (ADOS-2; Lord, Rutter, DiLavore, Risi, Gotham, & Bishop, 2012) is a semi-structured, standardized behavior observational assessment tool designed to assess autism spectrum disorders in children, adolescents, and adults.

The Autism Observation Scale for Infants (AOSI; Bryson, McDermott, Rombough, Brian, & Zwaigenbaum, 2000) is a semi-structured, play-based measure designed to identify early signs of autism in high-risk infants (i.e., those who have an older sibling with autism).

The Autism Screening Instrument For Educational Planning – Third Edition (ASIEP-3; Krug, Arick, & Almond, 2008) was developed to evaluate autism spectrum disorder and assist in developing and monitoring educational programs for individuals on the spectrum. The Autism Behavior Checklist (ABC) is a component of the ASIEP-3 and the results of this checklist guide selection of the ASIEP-3 components which will be directly administered to the child.

The Autism-Spectrum Quotient (AQ) is a parent questionnaire designed to identify the presence of the characteristics of autism spectrum disorders. There are currently two versions of the Autism-Spectrum Quotient: the school-age adolescent version (AQ-Adol; Baron-Cohen, Hoekstra, Knickmeyer, & Wheelwright, 2006) and the children’s version (AQ-Child; Auyeung, Baron-Cohen, Wheelwright, & Allison, 2008).

The Autism Spectrum Rating Scales (ASRS; Goldstein & Naglieri, 2009) is a multi-informant rating scale that helps to identify symptoms and behaviors associated with the full range of autism spectrum disorder; it can also help with treatment planning and monitoring intervention response.

The Checklist for Autism Spectrum Disorder (CASD; Mayes, 2012) is a diagnostic and screening tool that consists of multiple sources of information to guide both diagnosis and treatment.

The purpose of the Childhood Autism Rating Scale – Second Edition (CARS-2; Schopler, Van Bourgondien, Wellman, & Love,2010) is to identify the presence of autism in children and to determine the severity of symptoms. Items related to fifteen functional domains can be completed by anyone who knows the child well.

The Childhood Autism Spectrum Test (CAST; Scott, Baron-Cohen, Bolton, & Brayne, 2002) (formerly known as the Childhood Asperger Syndrome Test) is a parent questionnaire that screens for autism in children ages 5-11 years.

The Developmental Behavior Checklist (DBC; Einfeld & Tongue, 1992, 2002) is a combination of instruments for the assessment of persons across ages. There are multiple components, two of which are parent scales for use with children of different ages: the Autism Screening Algorithm (DBC-ASA: Brereton, Tonge, Mckinnon, & Einfeld, 2002), for 4-18 year-olds; and the Early Screen (DBC-ES; Gray & Tonge, 2005), for children ages 18-48 months.

The Early Screening of Autistic Traits (ESAT; Swinkels et al., 2006) is a 19-item screening checklist for parents/caregivers of 14-month old infants. It is primarily used by health practitioners at well-baby visits.

The Gilliam Asperger’s Disorder Scale (GADS; Gilliam, 2001) is a 32-item questionnaire designed to identify individuals with Asperger’s Disorder.

The Gilliam Autism Rating Scale, Third Edition (GARS; Gilliam, 2014) is completed by parents, teachers, or clinicians to help diagnose autism and estimate its severity among persons 3-22 years old.

The Modified Checklist for Autism in Toddlers, Revised with Follow-Up (MCHAT-R/F; Robbins, Fein, & Barton, 2009), designed to screen for autism in toddlers from 16 to 30 months, was developed for use during well-child checkups.

The Monteiro Interview Guidelines for Diagnosing the Autism Spectrum, Second Edition (MIGDAS-2; Monteiro, 2018) is a sensory-based, systematic, qualitative assessment tool designed to gather information needed to diagnose autism in children, adolescents, and adults.

The Parent’s Observations of Social Interactions (POSI; The SWYC.org, 2015) is a seven-item screening instrument for autism spectrum disorders (ASD) for children under age 5 ½ years.

The Screening Tool for Autism in Two-Year-Olds (STAT™; Stone, Coonrod, & Ousley, 2000) is an instrument for screening for autism in children between the ages of 24 and 36 months.

The Social Communication Questionnaire (SCQ; Rutter, Bailey, & Lord, 2003) is an instrument for screening for autism in individuals over the age of 4 with a mental age over 2 years. It is based on the ADI-R.

The Social Responsiveness Scale – Second Edition (SRS-2; Constantino & Gruber, 2012) is a 65-item parent- and/or teacher- completed rating scale used to assist in the screening and diagnosis of autism. It helps to identify the presence and severity of social impairment within the autism spectrum and differentiates it from that which occurs in other disorders.