Health Assessment Questionnaire Disability Index.
HAQ-DI
- What it measures
- Functional ability in daily living across eight categories: dressing, arising, eating, walking, hygiene, reach, grip, and common activities.
- Length and format
- 20 scored items across 8 categories. 4-pt ordinal (without any difficulty - unable to do), with aids/devices adjustment (self-report questionnaire)
- Language versions
- ~60+ languages; one of the most widely adapted functional measures in rheumatology
- Normative data
- No normative data held in our reference library for this instrument. That is a statement about our library, not about the published literature.
- Licence
- open with attribution
Licence classification is a research judgement by the catalogue’s authors, not legal advice, and it can be out of date. Confirm terms with the copyright holder or publisher before using an instrument, especially for commercial use.
- Reference
- Fries, J. F., Spitz, P., Kraines, R. G., & Holman, H. R. (1980). Measurement of patient outcome in arthritis. Arthritis and Rheumatism, 23(2), 137-145.
Choosing between this and the alternatives
We do not deliver this instrument. If you are selecting a measure for a research programme, a national survey or an assessment product, and the question is which instrument, in which language, against which norms and under which licence, that is the work we do.
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