Catalog/ASRS v1.1
Public domainADHD Available now

ASRS v1.1

Adult ADHD Self-Report Scale (Part A)

The Adult ADHD Self-Report Scale (Part A) (ASRS v1.1) is a 6-item adhd assessment for adults. It typically takes about 3 minutes to complete, producing a total score from 0 to 6 where higher scores indicate greater symptom severity.

Items

6

Time to complete

3 min

Population

adult

Score range

0–6

About the ASRS v1.1

The Adult ADHD Self-Report Scale (Part A) (ASRS v1.1) is a 6-item adhd assessment for adults. It typically takes about 3 minutes to complete, producing a total score from 0 to 6 where higher scores indicate greater symptom severity.

First published in 2005 by Kessler RC, Adler L, Ames M, the ASRS v1.1 is in the public domain and free to use without permission or fees. With Psyche Assess you can send the ASRS v1.1 to clients online, score it automatically, and generate a clinician-ready report in seconds.

ASRS v1.1 questions

  1. 1

    How often do you have trouble wrapping up the final details of a project, once the challenging parts have been done?

    Never · Rarely · Sometimes · Often · Very Often
  2. 2

    How often do you have difficulty getting things in order when you have to do a task that requires organization?

    Never · Rarely · Sometimes · Often · Very Often
  3. 3

    How often do you have problems remembering appointments or obligations?

    Never · Rarely · Sometimes · Often · Very Often
  4. 4

    When you have a task that requires a lot of thought, how often do you avoid or delay getting started?

    Never · Rarely · Sometimes · Often · Very Often
  5. 5

    How often do you fidget or squirm with your hands or feet when you have to sit down for a long time?

    Never · Rarely · Sometimes · Often · Very Often
  6. 6

    How often do you feel overly active and compelled to do things, like you were driven by a motor?

    Never · Rarely · Sometimes · Often · Very Often

Items reproduced from a documented, freely usable source. Item wording is preserved exactly as published.

Scoring & interpretation

RangeBandInterpretation
03Below thresholdBelow the screening cutoff (4).
46Highly consistent with ADHDScore ≥4 — symptoms highly consistent with ADHD in adults. Further investigation recommended.

Higher scores indicate greater symptom severity.

Frequently asked questions

How many items does the ASRS v1.1 have?

The ASRS v1.1 has 6 items and takes about 3 minutes to complete.

How is the ASRS v1.1 scored?

Item responses are summed for a total score from 0 to 6, where higher scores indicate greater severity. Totals fall into the interpretive bands shown above.

Is the ASRS v1.1 free to use?

Yes — the ASRS v1.1 is in the public domain and free to use, reproduce, and translate.

Who is the ASRS v1.1 for?

The ASRS v1.1 is designed for adult and is used by clinicians, researchers, and integrated-care teams.

Source & references

AuthorsKessler RC, Adler L, Ames M
First published2005
CitationKessler RC, Adler L, Ames M, et al. The World Health Organization Adult ADHD Self-Report Scale (ASRS). Psychol Med. 2005;35(2):245-256.
PubMed15841682
LicensePublic domain
Source obtained from https://www.hcp.med.harvard.edu/ncs on 2026-05-16. Every instrument in our catalog has a documented, legitimate source — never scraped from another platform.

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