Quality of Life Questionnaire (QOL.Q)

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Schalock, R. and Keith, K.D. (1993) Quality of Life Questionnaire Manual. Intellectual Developmental Disabilities Publication Corporation, Washington DC.
General information
Purpose The Quality of Life Questionnaire (QOL.Q) measures the quality of life of a person with an intellectuality disability. It has 40 interviewer-administered items, each of which relates to an aspect of a person’s life. Three possible responses are provided for the person to select the most appropriate to their life situation.
Domain(s) Goal Pursuit
Life Satisfaction
Positive Affect
Target population Adult
Number of items 40
Administration format self-report
Additional formats
Alternate forms
Availability in other languages
Fee for use
Cost
Related information on use of the measure

https://psycnet.apa.org/doiLanding?doi=10.1037%2Ft10624-000

Non-exhaustive list of psychometric studies

Caballo, C., Crespo, M., Jenaro, C., Verdugo, M. A., & Martinez, J. L. (2005). Factor structure of the Schalock and Keith Quality of Life Questionnaire (QOL-Q): Validation on Mexican and Spanish samples. Journal of Intellectual Disability Research, 49(10), 773–776. https://doi.org/10.1111/j.1365-2788.2005.00750.x


Rapley, M., & Lobley, J. (1995). Factor Analysis of the Schalock & Keith (1993) Quality of Life Questionnaire: A Replication. Mental Handicap Research, 8(3), 194–202. https://doi.org/10.1111/j.1468-3148.1995.tb00155.x


Albuquerque, C. P. (2012). Psychometric Properties of the Portuguese Version of the Quality of Life Questionnaire (QOL-Q). Journal of Applied Research in Intellectual Disabilities, 25(5), 445–454. https://doi.org/10.1111/j.1468-3148.2012.00685.x

Additional information

Response scores go from 1 (low) to 3 (high). It was designed to allow the computation of four subscales (containing 10 items each), which assess the following dimensions: (1) Personal life satisfaction; (2) Competence and productivity; (3) Empowerment and independence; and (4) Social belonging and community integration.