Methodological Issues in Using the Rasch Model To Select Cross Culturally Equivalent Items in Order To Develop a Quality of Life Index: The Analysis of Four WHOQOL-100 Data Sets (Argentina, France, Hong Kong, United Kingdom).

Describes the source instrument, the database, and the experimental methodology that have been used in developing the World Health Organization Quality of Life (WHOQOL) profiles to allow the comparison of quality of life findings from a variety of cultural settings. Illustrates the precautions necessary in interpreting scores from different cultures. (SLD)