Autism Diagnostic Interview-Revised (ADI-R)

The Autism Diagnostic Interview-Revised (ADI-R) is an instrument for collecting the in-depth developmental history of individuals at or beyond the developmental level of 2 years. ADI-R is used for diagnosing autism and planning treatment by trained examiners. ADI-R focuses on the following domains: 1) social interaction, 2) communication, and 3) range of restrictive, repetitive, and stereotyped behaviors.   

Content

Sub-Category
Domains
Autism spectrum disorders
Grades
< 3 Years,
Pre-Kindergarten,
Kindergarten,
1st Grade,
2nd Grade,
3rd Grade,
4th Grade,
5th Grade,
6th Grade,
7th Grade,
8th Grade,
9th Grade,
10th Grade,
11th Grade,
12th Grade,
Post secondary
Languages
English,
Spanish,
Other
Other Language/s
Danish, Dutch, Finnish, French, German, Hebrew, Hungarian, Icelandic, Italian, Japanese, Korean, Norwegian, Romanian, Russian, Swedish

Administration Information

Length
90-150 minutes
Qualifications

Level C required

Administration
Computer,
Paper

Access and Use

Price

Prices vary for different kits, see publisher’s website

Contact

Western Psychological Services 1-800-648-8857

Open Access
No
Use in Research

Cox, A., Klein, K., Charman, T., Baird, G., Baron‐Cohen, S., Swettenham, J., ... & Wheelwright, S. (1999). Autism spectrum disorders at 20 and 42 months of age: Stability of clinical and ADI‐R diagnosis. Journal of Child Psychology and Psychiatry, 40(5), 719-732. https://doi.org/10.1111/1469-7610.00488 

Le Couteur, A., Haden, G., Hammal, D., & McConachie, H. (2008). Diagnosing autism spectrum disorders in pre-school children using two standardised assessment instruments: the ADI-R and the ADOS. Journal of Autism and Developmental Disorders, 38(2), 362-372. https://doi.org/10.1007/s10803-007-0403-3

Psychometrics

Scoring
Computer scoring,
Manual scoring
Psychometric References

Rutter M, LeCouteur A, Lord C (2003, 2008). Autism Diagnostic Interview – Revised. Los Angeles: Western Psychological Services.

Psychometric Considerations

Psychometrics is the science of psychological assessment. A primary goal of EdInstruments is to provide information on crucial psychometric topics including Validity and Reliability – essential concepts of evaluation, which indicate how well an instrument measures a construct - as well as additional properties that are worthy of consideration when selecting an instrument of measurement.

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