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Data & Research

Resource | Research | Assessing/Improving Operations WIC Participant and Program Characteristics 2016

WIC Participant and Program Characteristics 2016 (PC 2016) summarizes the demographic characteristics of participants in the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) nationwide in April 2016. 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 2016 is the most recent in a series of reports generated from WIC state management information system data biennially since 1992.

04/20/2018
Resource | Research | Assessing/Improving Operations WIC Vendor Peer Group Study

The purpose of this study is to evaluate the effectiveness of state agencies current peer group systems, and to provide guidance to state agencies on how to evaluate and update their systems. Specifically, it uses empirical analysis to identify one or more effective models for establishing vendor peer groups that could apply to most state agencies.

05/31/2017
Resource | Research | 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 | Assessing/Improving Operations WIC Breastfeeding Peer Counseling Study: Phase II Follow Up Implementation Report

The main objectives of this report are to describe how Loving Support© Peer Counseling is currently implemented in WIC state agencies and local agencies; and to draw comparisons with the program’s implementation in 2008, when the last study was conducted. 

10/14/2015
Resource | Research | Assessing/Improving Operations WIC Participant and Program Characteristics 2012

This report is a census of women, infants, and children who were participating in the WIC program in April, 2012. The report includes information on participant income and nutrition risk characteristics, and estimates breastfeeding initiation rates for WIC infants.

12/11/2013
Resource | Research | Payment Accuracy and Program Integrity 2013 WIC Vendor Management Study

This study is part of a larger FNS effort to ensure WIC program integrity and to comply with the Improper Payments Information Act of 2002 which requires FNS to estimate improper payments in its programs.

11/26/2013
Resource | Research | Assessing/Improving Operations WIC Food Package Cost Report, FY 2010

This report estimates the average monthly food costs for each of 5 WIC participant subgroups and estimates total dollars spent on 17 major categories of WIC-eligible foods in FY 2010. The participant and food level costs in this report are USDA’s first estimates since implementation of the 2009 WIC food package changes.

08/21/2013
Resource | Research | Payment Accuracy and Program Integrity WIC Erroneous Payments to Vendors: Annual Estimates for FY 2011

This report provides improper payment estimates for fiscal year 2011 using a methodology for “aging” the 2005 bookend study. The methodology yields nationally representative estimates of the number of vendors that over- and undercharged and the amount of over- and undercharges across all WIC vendors.

12/01/2012
Resource | Research | Payment Accuracy and Program Integrity WIC Erroneous Payments to Vendors: Annual Estimates for FY 2010

This report provides improper payment estimates for FY 2010 using a methodology for “aging” the 2005 bookend study. The methodology yields nationally representative estimates of the number of vendors that over- and undercharged and the amount of over- and undercharges across all WIC vendors.

05/01/2012
Resource | Research | Payment Accuracy and Program Integrity WIC Erroneous Payments to Vendors: Annual Estimates for 2009

This report provides improper payments estimates for FY 2009 using a methodology for “aging” the 2005 bookend study. This updates previous reports providing estimates from 2005 to 2008.

05/01/2012
Page updated: January 12, 2024