The Impact of Weight on Quality of Life-Lite (IWQOL-Lite)© is a validated, 31-item, self-report measure of obesity-specific quality of life in adults, available in 87 languages. The scale structure of the IWQOL-Lite has been verified with confirmatory factor analysis, and IWQOL-Lite scores are sensitive to changes in weight. There is strong evidence for validity and reliability.
In addition to a total score, there are scores on five domains:
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The new digital versions, which can be used standalone or integrated into digital care plans and clinical trials, will be more accessible and engaging for patients while improving the accuracy and reliability of the collected data.
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