Relation between diet cost and Healthy Eating Index 2010 scores among adults in the United States 2007-2010.

ABSTRACT:

Background

Food prices may be one reason for the growing socioeconomic disparities in diet quality.

Objective

To evaluate the association between diet costs and the Healthy Eating Index-2010 (HEI-2010).

Methods

Cross-sectional study based on 11,181 adults from the 2007-2010 National Health and Nutrition Examination Survey, analyzed in spring 2014. Diet cost was estimated by linking dietary data with a national food price database. The HEI-2010, a measure of adherence to the dietary guidelines, was the outcome. The population ratio method was used to estimate the average HEI-2010 scores by quintile of energy-adjusted diet cost. Additional analyses evaluated the association between cost and HEI-2010 components.

Results

There was a strong positive association betw

SUBMITTER: Rehm CD 

PROVIDER: S-EPMC4869858 | biostudies-literature | 2015 Apr

REPOSITORIES: biostudies-literature