USDA's National Household Food Acquisition and Purchase Survey: Methodology for Imputing Missing Quantities To Calculate Healthy Eating Index-2010 Scores and Sort Foods Into ERS Food Groups

by Lisa Mancino, Jessica E. Todd, and Benjamin Scharadin

Responses from USDA's FoodAPS survey are used to measure the nutritional quality of household food acquisitions against the 2010 Healthy Eating Index. ERS researchers have developed a method for imputing missing food quantities used to assess effects of economic and sociodemographic factors on respondents' food intake.

For sample programs to calculate HEI-2010 scores, see the FoodAPS data product.

Keywords: FoodAPS, National Household Food Acquisition and Purchase Survey, missing quantities, imputation methodology, Healthy Eating Index, HEI, ERS food group

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