Melissa C. Nelson|Leslie A. Lytle
Development and Evaluation of a Brief Screener to Estimate Fast-Food and Beverage Consumption among Adolescents
University of Minnesota
sweetened beverage fastfood intake identified important targets obesity prevention however brief dietary assessment tools available evaluate behaviors among adolescents objective research examine reliability validity 22item dietary screener assessing adolescent consumption specific energycontaining nonenergycontaining beverages nine items fast food 13 items screener administered adolescents ages 11 18 years recruited minneapolisst paul mn metro region one sample adolescents completed testretest reliability screener n33 primarily white adolescents another adolescent sample completed screener along three 24hour dietary recalls assess criterion validity n59 white adolescents testretest assessments completed approximately 7 14 days apart agreement two administrations screener substantial items yielding spearman correlations kappa statistics 060 compared gold standard dietary recall data findings indicate validity screener items assessing adolescents intake regular soda sports drinks milk water fair however differential assessment periods captured two methods ie 1 month screener vs 3 days recalls posed challenges analysis made impossible assess validity screener items overall screener items largely represent reliable measures fair validity findings highlight challenges inherent validation brief dietary assessment tools