Ritvo Autism & Asperger Diagnostic Scale (RAADS-14)

The Ritvo Autism and Asperger Diagnostic Scale-Revised (RAADS-14) is a diagnostic tool specifically designed to assist in the identification of autism spectrum disorder (ASD) in adults. It is a shortened version of the original RAADS, offering a more concise assessment process while maintaining a focus on the core aspects of ASD. The RAADS-14 evaluates symptoms across four domains: language, social relatedness, sensory-motor, and circumscribed interests. By addressing these areas, the tool aims to capture the breadth of ASD characteristics, facilitating the diagnostic process for clinicians and researchers alike.

Developed through clinical research, the RAADS-14 is intended for use with adults who have a minimum verbal IQ of 80, ensuring that the questionnaire is accessible to a wide range of individuals seeking clarification regarding potential ASD traits. The scale comprises 14 items, each requiring the respondent to reflect on their behaviors, experiences, and preferences. Responses are quantified, allowing for a systematic assessment that supports the clinical judgment. This quantitative approach aids in distinguishing between ASD and other conditions that may present with overlapping symptoms, such as social anxiety disorder or attention deficit hyperactivity disorder (ADHD).

The RAADS-14's streamlined format is a significant aspect of its application in clinical and research settings. By reducing the number of items from the original scale, the RAADS-14 offers a quicker assessment tool without compromising the depth of insight into the individual's condition. This efficiency is particularly valuable in busy clinical environments or in large-scale research studies where time constraints are a consideration. Furthermore, the RAADS-14 promotes greater understanding and awareness of ASD in adults, a population for whom diagnosis can often be challenging. Early identification and diagnosis can lead to more targeted support and intervention, enhancing the quality of life for individuals with ASD. Through its targeted and efficient assessment, the RAADS-14 contributes to the broader efforts to improve diagnostic processes and outcomes for adults on the autism spectrum.

Please respond with the answer that most accurately describes how each of the statements below applies to you. For the purposes of this test, “When I was Young” refers to the age of 17 or younger.

  True Now & When Young True Only Now True When I Was Young Never True
1. It is difficult for me to understand how other people are feeling when we are talking.
2. Some ordinary textures that do not bother others feel very offensive when they touch my skin.
3. It is very difficult for me to work and function in groups.
4. It is difficult to figure out what other people expect of me.
5. I often don’t know how to act in social situations.
6. I can chat and make small talk with people.
7. When I feel overwhelmed by my senses, I have to isolate myself to shut them down.
8. How to make friends and socialize is a mystery to me.
9. When talking to someone, I have a hard time telling when it is my turn to talk or to listen.
10. Sometimes I have to cover my ears to block out painful noises (like vacuum cleaners or people talking too much or too loudly).
11. It can be very hard to read someone’s face, hand, and body movements when we are talking.
12. I focus on details rather than the overall idea.
13. I take things too literally, so I often miss what people are trying to say.
14. I get extremely upset when the way I like to do things is suddenly changed.
  1. JM Eriksson, LM Andersen, & S Bejerot. . Molecular Autism, (4):49.