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Questionnaires, Datasets, and Related Documentation
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Explains the various changes in data collection technology and physical activity questions from 1975 to the present.
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Adult Physical Activity Questions
Questions on adult physical activity are reproduced in a single document for years 1975-2012. This summary document was discontinued after 2012.
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Provides links to NHIS adult physical activity information, including questionnaires, documentation, data file information, SAS/SPSS/Stata input statements, and data sets for each data year in which NHIS adult physical activity questions were asked.
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SAS and Stata code are provided here to allow data users to construct recodes for adult leisure-time physical activity that are consistent with the indicators used to track progress toward national health objectives.