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The National Cancer Institute (NCI) and the National Center for Health Statistics (NCHS) developed this web-based tutorial to meet the growing demands of National Health and Nutrition Examination Survey (NHANES) data users and to promote broader and more proficient use of the physical activity and cardiovascular fitness data. This tutorial is one of several NHANES Tutorials that have been developed. To use the tutorial, you can either start from the beginning and pursue the whole tutorial in a linear fashion, or pick and choose topics of interest presented in different modules.

WARNING

This tutorial was developed by our collaborators at the National Cancer Institute (NCI/NIH) based on NHANES data available prior to the year 2006. Please note that when new versions of SAS or SUDAAN are released, or updates are made to NHANES webpages and data files, this tutorial will NOT be updated accordingly. Therefore, when you use sample programs from this tutorial, please be advised that you will need to make modifications or changes to the SAS or SUDAAN sample codes in order to run them properly. If you have questions about this tutorial, please contact the National Cancer Institute (NCI) Applied Research Program.

Before you get started:

• Check out the Objectives to orient yourself to the tutorial’s content.

• Read the Introduction to find answers to frequently asked questions about NHANES Physical Activity and Cardiovascular Fitness Data and this tutorial.

• Go to Knowledge & Skills for information about the basic knowledge and skills required to use this tutorial as a self-learning tool.

• Go to Technical & Software Requirements for information about what’s required to view the tutorials correctly and run the sample programs properly. This section also is the place to go if you need help with technical problems.