Methods for validating and norming translations of health status questionnaires: the IQOLA Project approach. International Quality of Life Assessment

J Clin Epidemiol. 1998 Nov;51(11):953-9. doi: 10.1016/s0895-4356(98)00086-9.


This article briefly summarizes methods used in the empirical validation of translations of the SF-36 Health Survey. In addition, information about the IQOLA Project norming protocol and 13 general population norming samples analyzed in this supplement is provided.

MeSH terms

  • Data Collection
  • Europe / epidemiology
  • Factor Analysis, Statistical
  • Health Status Indicators*
  • Humans
  • Psychometrics*
  • Quality of Life*
  • Reference Values
  • Surveys and Questionnaires
  • Translations
  • United States / epidemiology