Sarah Dwinger|Levente Kriston|Martin Härter|Jörg Dirmaier
Translation and validation of a multidimensional instrument to assess health literacy
University Medical Center Hamburg-Eppendorf|Universität Hamburg|University Medical Center Hamburg-Eppendorf|Universität Hamburg|University Medical Center Hamburg-Eppendorf|Universität Hamburg|University Medical Center Hamburg-Eppendorf|Universität Hamburg
patients task find evaluate transfer health information ones individual condition life requires competences summarized term health literacy poor health literacy associated poorer health outcomes like higher rate rehospitalization lower receipt screenings higher frequency doctor visitsthree levels health literacy distinguished functional communicative critical health literacy aim study translate adapt functional communicative critical health literacy fcchl questionnaire german assess psychometric propertiesthe fcchl sent 9075 participants enrolled rct health coaching 4040 participants responded besides descriptive reliability analysis confirmatory factor analysis performed test questionnaires postulated scale structure calibration n 3000 validation sample n 1040 crossvalidationthe instrument well accepted missing values 21 per item showed acceptable good internal consistency entire scale 077 subscales 075080 proposed threefactor model fit german data sufficiently scales communicative health literacy critical health literacy showed high intercorrelation 098 combined new scale called processing health literacy fit indices amended twofactor model satisfying subgroupsreliability acceptance german fcchl satisfying amended twofactor structure showed better validity original factor structure research regarding fcchl underlying construct needed