The Autism Spectrum Quotient-10, Adult (AQ-10 Adult) is a 10-item self-report screening questionnaire that flags autistic traits in adults aged 16 and older. Developed by the Autism Research Centre, it gives clinicians a brief, structured way to decide whether a person should be referred for a comprehensive autism assessment. It is a triage tool, not a diagnosis.
Why healthcare providers use the AQ-10 Adult
- Fast to complete. Ten questions take two to three minutes, so screening fits into a routine visit without slowing intake.
- Structured referral signal. A score at or above the cutoff gives you a defensible reason to consider a full autism assessment.
- Validated short form. It was drawn from the full Autism Spectrum Quotient and tested to keep strong predictive accuracy with far fewer items.
- Widely recognized. National guidance and many clinical services use it, so results travel well between providers.
- Reduces missed cases. It prompts you to ask about autistic traits that adults often mask during brief encounters.
Which settings use the AQ-10 Adult?
- Primary care. Clinicians use it to triage adults who raise concerns about autistic traits before making a referral.
- Mental health clinics. Providers screen for autism when it may overlap with anxiety, depression, or other presentations.
- Autism assessment services. Intake teams use it to prioritize who moves forward to comprehensive evaluation.
- Research and academic settings. Studies use it to identify participants with elevated autistic traits.
What does the AQ-10 Adult measure?
The AQ-10 Adult measures the presence of autistic traits across the behavioral areas sampled by the original Autism Spectrum Quotient. Each of the ten statements asks the respondent to agree or disagree, and the items are drawn evenly from several areas so the short form still reflects the breadth of the full questionnaire, even though the total is read as a single score.
- Social interaction. Reading social situations and understanding what others are thinking or feeling.
- Attention switching. Moving flexibly between tasks rather than staying locked on one.
- Attention to detail. Noticing small patterns, numbers, or details that others overlook.
- Communication and imagination. Interpreting conversational subtext and picturing situations not directly experienced.
Scoring the AQ-10 Adult
- Number of items. 10 statements.
- Per-item scale. Each statement is answered on a four-point agreement scale (definitely agree, slightly agree, slightly disagree, definitely disagree), then scored as one point or zero depending on the item.
- Total score range. 0 to 10.
- Score direction. Higher scores indicate more autistic traits.
The AQ-10 Adult is a screening aid, not a diagnostic instrument. A score at or above the cutoff signals that a comprehensive assessment may be warranted, and a low score does not rule autism out when clinical suspicion is high. Use the total to guide clinical decision-making alongside history and observation, not as a stand-alone result. The recognized cutoff is a score of 6 or above.
| Score | Interpretation | Suggested next step |
|---|---|---|
| 0 to 5 | Below the referral threshold | Monitor and use clinical judgment |
| 6 to 10 | At or above the referral threshold, autistic traits likely | Consider comprehensive autism assessment |
Best practices for administration
- Explain the purpose. Tell the patient it is a screening tool that helps decide whether further assessment is useful, not a diagnosis.
- Let patients self-complete. The AQ-10 Adult is written for self-report, so patients answer for themselves whenever possible.
- Answer every item. All ten statements must be scored for the total to be valid.
- Read the cutoff in context. Combine the score with developmental history, current concerns, and observation before acting.
- Watch for masking. Some adults minimize traits in brief encounters, so a borderline score can still merit follow-up.
- Use the right version. Confirm you are using the adult form for ages 16 and older rather than the adolescent or child version.
How Zentake helps with the AQ-10 Adult
- Automatic scoring. Totals appear on submit, with no hand-tallying.
- Before the visit. Patients at mental health practices complete it from home on any device so the clinician starts informed.
- HIPAA compliant. Data is encrypted, with a signed BAA on every plan.
References
Allison C, Auyeung B, Baron-Cohen S. Toward brief "red flags" for autism screening: the short Autism Spectrum Quotient and the short Quantitative Checklist in 1,000 cases and 3,000 controls. Journal of the American Academy of Child and Adolescent Psychiatry. 2012;51(2):202-212. This is the primary validation study for the AQ-10 developed by the Autism Research Centre.
The referral cutoff of 6 or above follows the National Institute for Health and Care Excellence guideline on autism in adults (CG142), which advises offering a comprehensive assessment when an adult scores 6 or above.
Last updated: August 2026