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Data & Research

Resource | Research Plans | Breastfeeding WIC Infant and Toddler Feeding Practices Study 2: Infant Year Report

The WIC Infant and Toddler Feeding Practices Study 2/“Feeding My Baby” Study captures data on WIC caregivers and their children over the first 5 years of each child’s life to address a series of research questions regarding feeding practices, the effect of WIC services on those practices, and the health and nutrition outcomes of children on WIC.

01/05/2017
Resource | Research Plans | Food/Nutrient Analysis Review of WIC Food Packages: Improving Balance and Choice

The National Academies of Sciences, Engineering, and Medicine  convened an expert committee to review and assess the nutritional status and food and nutritional needs of the WIC-eligible population and provide recommendations based on its review and grounded in the most recently available science. The committee produced three reports as part of this task. 

01/05/2017
Resource | Research Plans | National Academy of Sciences/IOM Review of WIC Food Packages: Proposed Framework for Revisions

The phase I interim report, is the second of three reports. The first report, the Evaluation of White Potatoes in the Cash Value Voucher: Letter Report, recommended allowing white potatoes for purchase with the cash value voucher. This second report presents the evidence, analyses, and framework that will be applied to develop the final report (phase II), which will include recommendations for potential modifications to the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) food packages.

08/01/2016
Resource | Research Plans | Nutrition Education WIC Nutrition Education Study: Phase I Report

The WIC Nutrition Education Study (NEST) provides detailed information on WIC nutrition education services and includes the following two phases:

-- Phase I: Comprehensive nationally representative description of WIC nutrition education processes and features.

-- Phase II: Pilot study of the impact of WIC nutrition education on nutrition and other behaviors in six WIC sites.

This report presents the Phase I results of the study.

05/31/2016
Resource | Research Plans | Demonstrations Summer Electronic Benefit Transfer for Children (SEBTC) Demonstration: A Summary Report

The Summer Electronic Benefit Transfer for Children (SEBTC) demonstration distributed a monthly benefit during the summer on Supplemental Nutrition Assistance Program (SNAP) or Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) EBT cards to children eligible for free or reduced-price school meals. The first two summers (2011 and 2012) tested a $60 benefit amount. Summer 2013 compared the impacts of a $30 benefit to a $60 benefit, and summer 2014 examined implementation strategies and benefit use patterns. This comprehensive report presents results from the analysis of pooled data from all summer demonstrations.

05/11/2016
Resource | Research and Data | Food/Nutrient Analysis Nutrient and Food Group Analysis of USDA Foods in Five of its Food and Nutrition Programs - 2014

This study updates a 2009 analysis of the nutrient and food group content of the USDA Foods offered and delivered through federal nutrition assistance programs. The study also estimated the Healthy Eating Index (HEI) scores under the HEI-2010 and the HEI-2005 scoring systems for each program’s benefits.

02/29/2016
Resource | Research Plans | Assessing/Improving Operations WIC Participant and Program Characteristics 2014: Food Package Report

This report is a supplement to the WIC Participant and Program Characteristics 2014 biennial report. It describes the content of Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) food packages for packages or prescriptions issued to WIC participants in April 2014.

02/29/2016
Resource | Research Plans | Participation Characteristics National and State-Level Estimates of WIC Eligibles and Program Reach 2013

This report offers updated estimates of the number of people eligible for WIC benefits in 2013, including (1) estimates by participant category (including children by single year of age) and coverage rates; (2) updated estimates in U.S. territories; and (3) confidence intervals. The national estimates presented in this report are based on a methodology developed in 2003 by the Committee on National Statistics of the National Research Council (CNSTAT). The report’s State-level estimates use a methodology developed by the Urban Institute that apportions the national figures using data from the American Community Survey.

12/17/2015
Resource | Research Plans | Assessing/Improving Operations WIC Participant and Program Characteristics 2014

WIC Participant and Program Characteristics 2014 (PC 2014) summarizes the demographic characteristics of participants in the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) nationwide in April 2014. It includes information on participant income and nutrition risk characteristics, estimates breastfeeding initiation rates for WIC infants, and describes WIC members of migrant farm-worker families. PC 2014 is the most recent in a series of reports generated from WIC State management information system data biennially since 1992.

11/23/2015
Resource | Research Plans | Benefit Content/Cost WIC Food Package Policy Options II

In 2007, USDA introduced a new set of food packages via an Interim Rule based on recommendations from the Institute of Medicine, which were implemented by October 2009. The contents of the food packages were finalized via a Final Rule in 2014. The Final Rule clarified some provisions in the Interim Rule and allowed some additional options and substitutions.

10/29/2015
Page updated: May 28, 2024