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Continuous NHANES

What is Continuous NHANES?

Continuous NHANES refers to the survey after 1999, when the survey moved to continuous data collection in two-year cycles. The sample for each two-year cycle is representative of the non-institutionalized, U.S. population. For more information about survey methodology and how to use the data, please review the Analytic Guidelines.


Contents at a Glance

Using the Data


Data, Documentation, Codebooks, SAS Code