Catalog/WHODAS-12
Open licenseFunctioning / QoL Available now

WHODAS-12

WHO Disability Assessment Schedule 2.0 (12-item)

The WHO Disability Assessment Schedule 2.0 (12-item) (WHODAS-12) is a 12-item functioning / qol assessment for adults. It typically takes about 5 minutes to complete, producing a total score from 12 to 60 where higher scores indicate greater symptom severity.

Items

12

Time to complete

5 min

Population

adult

Score range

12–60

About the WHODAS-12

The WHO Disability Assessment Schedule 2.0 (12-item) (WHODAS-12) is a 12-item functioning / qol assessment for adults. It typically takes about 5 minutes to complete, producing a total score from 12 to 60 where higher scores indicate greater symptom severity.

First published in 2010 by Üstün TB, Kostanjsek N, Chatterji S, Rehm J, World Health Organization, the WHODAS-12 is free to use for clinical and research purposes with attribution. With Psyche Assess you can send the WHODAS-12 to clients online, score it automatically, and generate a clinician-ready report in seconds.

WHODAS-12 questions

Response scale
1 = None2 = Mild3 = Moderate4 = Severe5 = Extreme / cannot do
  1. 1

    Standing for long periods such as 30 minutes.

  2. 2

    Taking care of your household responsibilities.

  3. 3

    Learning a new task, for example, learning how to get to a new place.

  4. 4

    How much of a problem did you have joining in community activities (e.g., festivities, religious or other activities)?

  5. 5

    How much have you been emotionally affected by your health condition?

  6. 6

    Concentrating on doing something for 10 minutes.

  7. 7

    Walking a long distance such as a kilometre (or equivalent).

  8. 8

    Washing your whole body.

  9. 9

    Getting dressed.

  10. 10

    Dealing with people you do not know.

  11. 11

    Maintaining a friendship.

  12. 12

    Your day-to-day work / school.

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

Scoring & interpretation

RangeBandInterpretation
1224None / mildMinimal disability burden.
2536ModerateModerate disability — review the functional domains and consider intervention.
3748SevereSevere functional impairment; clinical assessment and structured support recommended.
4960Very severeVery severe disability; multidisciplinary review indicated.

Higher scores indicate greater symptom severity.

Frequently asked questions

How many items does the WHODAS-12 have?

The WHODAS-12 has 12 items and takes about 5 minutes to complete.

How is the WHODAS-12 scored?

Item responses are summed for a total score from 12 to 60, where higher scores indicate greater severity. Totals fall into the interpretive bands shown above.

Is the WHODAS-12 free to use?

The WHODAS-12 is free to use for clinical and research purposes provided the authors are credited and the item wording is not altered.

Who is the WHODAS-12 for?

The WHODAS-12 is designed for adult and is used by clinicians, researchers, and integrated-care teams.

Source & references

AuthorsÜstün TB, Kostanjsek N, Chatterji S, Rehm J, World Health Organization
First published2010
CitationÜstün TB, Kostanjsek N, Chatterji S, Rehm J, eds. Measuring Health and Disability: Manual for WHO Disability Assessment Schedule (WHODAS 2.0). Geneva: WHO; 2010.
LicenseOpen license
Source obtained from https://www.who.int on 2026-05-16. Every instrument in our catalog has a documented, legitimate source — never scraped from another platform.

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