Heather Gibbs|Edward F. Ellerbeck|Byron J. Gajewski|Chuanwu Zhang|Debra K. Sullivan
The Nutrition Literacy Assessment Instrument is a Valid and Reliable Measure of Nutrition Literacy in Adults with Chronic Disease
University of Kansas Medical Center|University of Kansas Medical Center|University of Kansas Medical Center|University of Kansas Medical Center|University of Kansas Medical Center
test reliability validity nutrition literacy assessment instrument nlit adult primary care identify relationship nutrition literacy diet qualitythis instrument validation study included crosssectional sample participating 2 visits 1 month aparta total 429 adults nutritionrelated chronic disease recruited clinics patient registry affiliated midwestern university medical centernutrition literacy measured nlit composed 6 subscales nutrition health energy sources food food label numeracy household food measurement food groups consumer skills diet quality measured healthy eating index2010 nutrient data diet history questionnaire ii surveysthe researchers measured factor validity reliability using binary confirmatory factor analysis testretest reliability measured pearson r intraclass correlation coefficient relationships nutrition literacy diet quality analyzed linear regressionthe nlit demonstrated substantial factor validity reliability 097 confidence interval 096098 testretest reliability 088 confidence interval 085090 nutrition literacy significant predictor diet quality 17 multivariate coefficient 010 p 001the nlit valid reliable tool measuring nutrition literacy adult primary care patients