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Ritvo Autism and Asperger Diagnostic Scale (RAADS)

Ritvo Autism and Asperger Diagnostic Scale (RAADS) Test

Understand adult autism spectrum traits in about 15 minutes. 80 quick items score both presence and severity to support clear clinical decisions.

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Questions: 8015 minutes

Hi! My name is Freudly, i am an AI therapist, I will give you an interpretation of the test after you complete it.

08:30

October 2, 2025

October 2, 2025
Material has been updated

October 2, 2025
Material has been published

16,107 views

3,438 completions

1,710 likes

Verified by Daniel Hall

Psychologist with 25 years of experience

Scale Explorer

How the Scales are Structured

example score

29/42

Restricted Interests (RI)

Assesses the extent of narrow, intense interests and repetitive behavior patterns associated with autistic traits in daily life.

Low

Elevated

0 – 14: Low | 15 – 42: Elevated

A score of 29 falls in the Elevated range, suggesting a more pronounced presence of restricted interests and repetitive behavior patterns.

example score

42/60

Sensory/Motor (S)

Measures sensory sensitivities and repetitive motor patterns that can affect daily functioning.

Low

Elevated

0 – 16: Low | 17 – 60: Elevated

A score of 42 falls in the Elevated range, suggesting more pronounced sensory sensitivity and/or motor stereotypy traits in everyday life.

example score

16/21

Language (L)

Assesses traits and difficulties in using and understanding spoken language that may be associated with the autism spectrum.

Low

Elevated

0 – 4: Low | 5 – 21: Elevated

A score of 16 falls in the Elevated range, suggesting more pronounced language-related autistic traits in everyday communication compared with lower scores.

example score

22/117

Social Relatedness (SR)

Measures the degree of difficulty an adult has forming and maintaining social connections and attachment-related interactions.

Low

Elevated

0 – 31: Low | 32 – 117: Elevated

A score of 22 falls in the Low range, suggesting relatively few difficulties with social attachment compared with higher scores on this scale.

example score

81/240

Total Score (TS)

The Overall Score summarizes the severity of autism-related traits across social, communication, sensory, and routine domains in adults.

Low range

Elevated traits

High range

0 – 64: Low range | 65 – 129: Elevated traits | 130 – 240: High range

A score of 81 falls in the Elevated traits range, indicating more pronounced autism-related characteristics than typically expected in the low range.

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DATA-BASED USER COHORTS

Who Usually Takes This Test?

Adults seeking clarity

44%OF USERS

Adults who suspect they may be on the autism spectrum use it to understand whether their lifelong social, communication, sensory, or routine patterns fit autistic traits.

Therapy and assessment clients

33%OF USERS

People already in counseling or mental health evaluation take it to help differentiate autism traits from anxiety, ADHD, trauma, or mood-related difficulties.

Clinicians and researchers

23%OF USERS

Mental health professionals and study teams use it as a structured adult screening and severity measure to guide diagnostic decisions and track symptom intensity.

BASED ON AGGREGATED, ANONYMIZED DATA FROM TENS OF THOUSANDS OF FREUDLY USERS.

RESULTS YOU CAN ACTUALLY USE

Scale Results
— Explained Clearly

Your scores across each test scale are translated into plain, usable insights. You won’t just get numbers — you’ll learn how your results impact your daily life, emotional state, and overall well-being.

AI-Powered
Interpretation

You’ll receive a structured, clinically-grounded explanation. Our AI analyzes patterns and relationships between scales to provide a coherent interpretation, without exaggerated language.

Statistical
Comparison

See how your results compare to others. Anonymized platform data is used to create a percentile scale, which identifies whether your results are typical.

Practical
Recommendations

You’ll receive clear, actionable guidance tailored to your profile. These easy-to-implement suggestions focus on coping, self-regulation, and realistic next steps.

AI-Powered
Insights

Get insights on behavioral and thought patterns you might not notice on your own. By uncovering subtle connections between your responses, you’ll better understand what may be driving your current results.

Discuss with
an AI Therapist

Clarify, reflect, and explore your results right away. Talk through your experience, ask questions, and explore meanings in a calm, non-diagnostic dialogue.

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Used in 52+ countries

Benchmarking

See How You Compare

Once you complete the test, your results are compared with real-world data from people in your country.
Below is a preview of how scores are typically distributed across each scale.

Restricted interests (Ri)

Average

17.1

Normal range

11.3 — 22.8

min.

max.

Majority

This curve shows how scores are typically distributed.
Once you complete the test, your result will appear on the scale so you can see how you compare.

Sensory/Motor Skills (SS)

Average

36.8

Normal range

28.8 — 44.8

min.

max.

Majority

This curve shows how scores are typically distributed.
Once you complete the test, your result will appear on the scale so you can see how you compare.

Language (L)

Average

13.4

Normal range

10.5 — 16.4

min.

max.

Majority

This curve shows how scores are typically distributed.
Once you complete the test, your result will appear on the scale so you can see how you compare.

Social Attachment (SA)

Average

84.9

Normal range

69.5 — 100.3

min.

max.

117

Majority

This curve shows how scores are typically distributed.
Once you complete the test, your result will appear on the scale so you can see how you compare.

Overall Score (OS)

Average

166.3

Normal range

136.7 — 195.8

min.

max.

240

Majority

This curve shows how scores are typically distributed.
Once you complete the test, your result will appear on the scale so you can see how you compare.

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CLEAR ANSWERS TO COMMON QUESTIONS

Frequently Asked Questions

What does this questionnaire measure?

It screens for traits commonly associated with the autism spectrum in adults. It covers social interaction, communication, sensory responses, and preference for routines.

Who is this questionnaire intended for?

It is intended for individuals age 18 and older with at least average intellectual functioning. It is used in clinical and research settings.

How long does it take and how many items are included?

Completion usually takes about 15 minutes. The questionnaire includes 80 items.

How should items be answered?

Select the response that best reflects typical behavior across everyday situations. Answer all items and avoid focusing only on recent or unusual events.

How should results be interpreted?

Scores indicate the presence and severity of traits in the assessed domains. Results are not a standalone diagnosis and should be considered with clinical history and additional assessment when needed.

WHAT THE TEST MEASURES

About This Assessment

Ritvo Autism and Asperger Diagnostic Scale (RAADS) Test - Symptoms and Signs

autism

This self-report measure is designed to screen for characteristics associated with autism spectrum presentations in adults. The Ritvo Autism and Asperger Diagnostic Scale (RAADS) is intended to support clinical decision-making and may also be used in research contexts.

The instrument includes 80 items and typically takes about 15 minutes to complete. Items cover common domains relevant to autism spectrum symptomatology, including social relatedness, communication, sensory experiences, and restricted or repetitive patterns.

Results are used to characterize the presence and relative prominence of autism-related traits in everyday functioning and to inform whether further comprehensive evaluation is warranted. The Ritvo Autism and Asperger Diagnostic Scale (RAADS) should be interpreted in the context of clinical history and other assessment data. Authorship/source: psytests.org (2023).

Author: psytests.org (2023)

Literature: Ritvo, R. A., Ritvo, E. R., Guthrie, D., Ritvo, M. J., Hufnagel, D. H., McMahon, W., Tonge, B., Mataix-Cols, D., Jassi, A., Attwood, T., & Johann, E. The Ritvo Autism Asperger Diagnostic Scale–Revised (RAADS–R): A scale to assist the diagnosis of autism spectrum disorder in adults: An international validation study. Journal of Autism and Developmental Disorders. 2011.

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