RESEARCH Construct validity of the p r s

Full list of author information is available at the end of the articleIntroduction Well-being is an important construct with a long history of use in health outcomes [1-3] and one of the unitary concepts which can be used to indicate quality of life [4]. Well-being has been shown to be an independent predictor of mortality and morbidity in different patient populations as well as in healthy populations [5,6]. Mon-itoring changes of perceived well-being and health in patient populations during treatment and rehabilitation is thus of great interest. Those with mental health problems as a consequence of prolonged psychosocial stress are one such population for which a more global measure of well-being, in addition to more specific clin-ical measures, may be valuable in determining the degree of recovery [7,8]. Dupoy’s scale, originally called the General Well-Being Schedule, and modified to the Psychological General Well-Being Index (PGWBI), has been widely used as such across many medical special-ties and in many countries [9-15]. The scale comprises 22 polytomous items where a high score is indicative o