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Investigating Adolescent Health-Related Quality of Life: From a Self-Identity Perspective
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Chen, Kun-Hu; Yao, Grace – Social Indicators Research, 2010
The aim of the study was to investigate the relation between self-identity and health-related quality of life (HRQOL) in adolescence. This study assumed that four aspects (i.e. personal, social, ability, and academic identity) of identity firmness could predict adolescent's HRQOL more than four aspects of identity importance. Meanwhile, this study…
Descriptors: Quality of Life, Adolescents, Foreign Countries, Self Concept
Evaluating Item Discrimination Power of WHOQOL-BREF from an Item Response Model Perspectives
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Lin, Ting Hsiang; Yao, Grace – Social Indicators Research, 2009
Quality of life (QOL) has become an important component of health. By using the methodology of psychometric theory, we examine the item properties of the WHOQOL-BRIEF. Samejima's graded response model with natural metrics of the logistic response function was fitted. The results showed items with negative natures were less discriminating. Items…
Descriptors: Test Items, Evaluation Research, Measurement Techniques, Quality of Life
Similarities and Differences among the Taiwan, China, and Hong-Kong Versions of the WHOQOL Questionnaire
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Yao, Grace; Wu, Chia-huei – Social Indicators Research, 2009
To facilitate comparison across cultures, the World Health Organization (WHO) has been developing a universal measure of quality of life (QOL) called the WHOQOL Questionnaire. This questionnaire contains 24 facets organized into six broad domains: physical, psychological, level of independence, social relationships, environment, and…
Descriptors: Social Indicators, Cross Cultural Studies, Quality of Life, Questionnaires