http://www.cdc.gov/nchs/tutorials/index.htm
Basic Tutorial
Continuous NHANES tutorial
Everything you want and need to know about analyzing continuous NHANES
data is now available in a web-based product. The Continuous NHANES
Tutorial is designed to help users navigate through the dataset. Users
can browse through different modules to gain insight into NHANES data.
Supplemental Tutorials
NHANES III Tutorial
This tutorial will orient you to NHANES III data, guide you through
preparing an analytic dataset, and explain the nuances of the survey
design. Users already familiar with Continuous NHANES data and
interested in using NHANES III data should use this tutorial. New users
of NHANES data should complete the Continuous NHANES tutorial before
beginning this tutorial.
NHANES II Tutorial
This tutorial will orient you to NHANES II data, guide you through
preparing an analytic dataset, and explain the nuances of the survey
design. Users already familiar with Continuous NHANES data and
interested in using NHANES II data should use this tutorial. New users
of NHANES data should complete the Continuous NHANES tutorial before
beginning this tutorial.
NHANES I Tutorial
This tutorial will orient you to NHANES I data, guide you through
preparing an analytic dataset, and explain the nuances of the survey
design. Users already familiar with Continuous NHANES data and
interested in using NHANES I data should use this tutorial. New users of
NHANES data should complete the Continuous NHANES tutorial before
beginning this tutorial.