The neighborhood food environment modifies the effect of the 2009 WIC food package change on childhood obesity in Los Angeles County, California.

ABSTRACT:

Background

Food packages provided by the Special Supplemental Nutrition Program for Women, Infants and Children (WIC) were revised in 2009 to better align them with the Dietary Guidelines for Americans. This study was conducted to evaluate whether the effect of the food package change on childhood obesity varied by the food environment in the neighborhoods where WIC-participating children live.

Methods

Administrative data from participating children in Los Angeles County, California (2003-2016) were merged with geocoded food vendor information by neighborhood of residence. Obesity risk at age 4 was compared between children receiving old (2003-2009) and new (2010-2016) WIC food packages using sex-stratified Poisson regression models, with interaction terms between WIC packag

SUBMITTER: Anderson CE 

PROVIDER: S-EPMC7222567 | biostudies-literature | 2020 May

REPOSITORIES: biostudies-literature