WIC Research, Policy and Practice Hub WIC Research, Policy and Practice Hub

Scope: Research


National Survey of Children’s Health (NSCH)

Data Sampling and Sample Size: NSCH is a random sampling of 300,000 households, and is a repeated cross-sectional survey. It is a repeated cross-sectional survey. Latest year available (2021) had […]


Pregnancy Risk Assessment Monitoring System

Data Sampling and Sample Size: Nationally Representative, repeated cross-sectional. Each sample contains 1,000 to 3,000 women per participating site in the study. However, detailed data information requires a request for […]


National Health and Nutrition Examination Survey

Data sampling and sample size: Nationally representative, repeated cross-sectional survey of approximately 5,000 US residents. Dataset description: NHANES is the largest health and nutritional survey in the United States, and […]


Food Access Research Atlas

Data Sampling and Sample Size: Dataset is at the regional, state and county level. The atlas has over 280 The atlas does not have individual data. Rather, it pulls together […]


WIC Infant and Toddler Feeding Practices Study

Ag Commons: https://data.nal.usda.gov/dataset/wic-infant-and-toddler-feeding-practices-study-2-wic-itfps-2 Data Sampling and Sample Size: National longitudinal study. Caregivers and their children from 80 WIC sites across 27 states remained eligible to participate in the study regardless […]


WIC Participant and Program Characteristics

Data Sampling and Sample Size: WIC participants; dataset consists of a census of WIC participants with active certifications from all 89 WIC state agencies during April 2020. Dataset Description: WIC […]