Research Papers

Quality of Life Research

, Volume 2, Issue 6, pp 441-449

First online:

Psychometric considerations in evaluating health-related quality of life measures

  • R. D. HaysAffiliated withSocial Policy Department, RAND
  • , R. AndersonAffiliated withBowman Gray School of Medicine
  • , D. RevickiAffiliated withBattelle Medical Technology Assessment and Policy Research Center

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How does one determine if a measure of health-related quality of life (HRQL) is adequate for clinical trials? Psychometric methods are frequently used to answer this question. What is psychometrics all about? In this paper we address these questions, discussing common psychometric evaluation procedures applied to HRQL measures. Specifically, we discuss issues regarding the evaluation of reliability and validity (including responsiveness).

Key words

Reliability validity responsiveness