The Ritvo Autism Asperger Diagnostic Scale-Revised

80 statements about traits that you may or may not relate to. Choose how true each one is for you, both now and when you were younger than 16.

Statements

~20

Minutes

Sub-scales

Read each statement carefully. There are no right or wrong answers — answer as honestly as you can.

This is a screening tool, not a clinical diagnosis. Only a qualified mental health professional can formally diagnose autism spectrum disorder. If you have concerns about your results, consult a licensed clinician.

Based on Ritvo et al. (2011), J Autism Dev Disord. Scoring informed by Hegarty et al. (2025).