Yasuharu Tokuda|Tomoya Okubo|Haruo Yanai|Nobutaka Doba|Michael K. Paasche?Orlow
Development and Validation of a 15-Item Japanese Health Knowledge Test
University of Tsukuba|National Center for University Entrance Examinations|St. Luke's International University|Boston University
background health literacy affects acquisition health knowledge thus linked health outcomes however scales developed assess level health knowledge among general publicmethods 15item japanese health knowledge test jhkt developed using item response theory score item pool examined construct validity jhkt relation health literacy items analyzed sociodemographic behavioral factors associated poor health knowledgeresults enrolled 1040 adult participants mean age 57 years women 52 15 items best identified people poor health knowledge selected items jhkt information function curves peak negative spectrum latent trait compared participants reporting high levels income educational attainment literacy low levels income education literacy lower total score jhkt compared nonlight drinkers moderate heavy drinkers lower total scores jhktconclusions jhkt may prove useful measuring health knowledge among general public identifying characterizing poor health knowledge