Professor Dowie has written an interesting and provoking paper on a long lasting debate the literature on measuring health related of life. The debate between generic and specific measures (CSMs) has not a great deal with time and he is to question a purely psychometric approach currently tends to focuses on effect sizes. has also presented an interesting challenge the compromise solution suggested by a number psychometricians to adopt both types of .
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Brazier et al. (2002) studied this question.
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