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Resource | Research and Data | Assessing/Improving Operations WIC Participant and Program Characteristics 2010

WIC Participant and Program Characteristics summarizes the demographic characteristics of nationwide participants in April 2010. 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.

12/01/2011
Resource | Research and Data | Food/Nutrient Analysis WIC Food Packages Policy Options

This study describes some of the choices state agencies made as they exercised the flexibility offered during the implementation and describes the resulting food packages.

06/01/2011
Resource | Research Plans WIC Breastfeeding Peer Counseling Study Final Implementation Report

Breastfeeding promotion and support is a central tenet of the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC). The Loving Support Peer Counseling Program is an initiative designed to increase breastfeeding initiation and duration rates for WIC participants, as well as to increase community support for WIC participants who breastfeed.

06/01/2010
Resource | Research and Data | Breastfeeding WIC Breastfeeding Peer Counseling Study Final Implementation Report

This study provides a comprehensive and systematic picture of the implementation of the Loving Support Peer Counseling Program. Phase I, the Implementation Study, describes the process of the Loving Support Peer Counseling Program implementation in those States that accepted breastfeeding peer counseling grants. Phase II, the Impact Study, will address the research question of what intensity of peer counseling is necessary to increase duration of breastfeeding once the program has met the standards of the FNS model.

06/01/2010
Resource | Research and Data | Assessing/Improving Operations WIC Participant and Program Characteristics 2008

WIC Participant and Program Characteristics summarizes the demographic characteristics of WIC participants nationwide in April 2008, along with information on participant income and nutrition risk characteristics, a national estimate of breastfeeding initiation for WIC infants, and a description of WIC members of migrant farmworker families.

01/01/2010
Resource | Research and Data | Breastfeeding Breastfeeding Intervention Design Study

While a great deal of breastfeeding promotion and support is happening in WIC at both the state and local levels, there has been no systematic effort to evaluate what might work best in the WIC setting. Within this context, FNS  contracted for a breastfeeding intervention design study with the following goals: Identify interventions to increase the incidence, duration and intensity of breastfeeding among women participating in WIC; and design an evaluation plan to examine the implementation and effectiveness of these interventions.

08/30/2004
Resource | Research and Data | Participation Characteristics School Lunch Eligible Non-Participants

The School Lunch Eligible Non-Participants Study, conducted for USDA's Food and Nutrition Service, was designed to determine "why children eligible to participate for free and reduced-price meals do not apply or participate" in school nutrition programs.

12/01/1994
Resource | Research and Data | Participation Characteristics WIC Program and Participants Characteristics 1994

The 1994 study of WIC program and participant characteristics (PC94), like the 1992 study (PC92), is substantially different from earlier efforts to collect data on WIC participants. PC94 employs the prototype reporting system which was developed by FNS for the 1992 study and which routinizes the collection of participant information from state WIC agencies. 

04/01/1994
Page updated: September 16, 2025