Personal Wellbeing Index – Intellectual Disability (PWI-ID)

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Cummins, R. A & Lau, A. L. D. (2005). Manual of the Personal Wellbeing Index: Intellectual Disability. 3rd Edition. Australian Centre on Quality of Life, School of Psychology, Melbourne Campus, Deakin University.
General information
Purpose The Personal Wellbeing Index – Intellectual Disability (PWI-ID) is used to assess the subjective quality of life dimensions (i.e., subjective wellbeing) defined as feelings of happiness or satisfaction about one’s life in a population on those with intellectual disabilities.
Domain(s) Life Satisfaction
Target population Adult
Number of items 8
Administration format self-report
Additional formats
Alternate forms

PWI-A: designed for use with the general adult population, aged at least 18 years

PWI- SC: designed for use with school-age children and adolescents

Availability in other languages Chinese, Dutch, Croatian, Polish
Fee for use
Related information on use of the measure

Information about and a copy of the Australian Unity Wellbeing Index: Personal Wellbeing Index- Intellectual Disability can be found here


Non-exhaustive list of psychometric studies
Additional information

More information can be found here.

The Intelecctual Disability version of this measre requires Pre-Test measures  prior to testing. Different versions of testing can be used based on the outcome of the pre-test. 1) Likert-Scale of 0-10, 2) Visual Likert Scale of 0-4, 3)Visual Likert Scale of 0-2, 4) Visual Likert Scale of 0,1