The National Health and Nutrition Examination Survey (NHANES) is undergoing significant updates and modifications in its operations, including the use of trucks for mobility, an increase in statistical power, and the inclusion of new components like genetics testing and nasal microbiome analysis. NH

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National Health and Nutrition Examination Survey (NHANES) is a crucial population-based survey in the U.S. that collects data on health and nutritional status. This data supports various applications, including assessing human exposure to environmental chemicals. NHANES conducts biomonitoring to qua

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This presentation by Richard Williams from the University of Notre Dame discusses the importance of adjusted predictions and marginal effects in interpreting results. It explains factor variables, different approaches to adjusted predictions, and uses NHANES II data to demonstrate concepts. The talk

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This short course on complex survey data analysis covers topics such as types of survey data, probability vs. non-probability sampling, complex sampling designs, and examples with hands-on practice. It delves into SAS code templates, searching for design information, and real data analysis technique

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The Pre-Pandemic Data Release Plan outlines the strategy for combining NHANES data from 2017-2018 and 2019-2020 to create a 4-year representative sample, along with the release timeline and priority datasets. The plan addresses the challenges in data collection and handling, ensuring the reliability

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NHANES 2021-2022 has returned to data collection amidst the pandemic, implementing safety measures to protect participants and staff. Changes include reducing face-to-face contact, preserving essential data collection, and minimizing respondent burden. The sample design includes eligibility criteria

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NHANES, the gold standard for national health data, is undergoing a transformation to meet the evolving needs of public health, science, and policy. This shift aims to address limitations in survey design, enhance partnerships, and ensure continuity beyond 2023. Without NHANES, vital information on

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