United States Department of Health and Human Services.
Variables relating to smoking include respondent's current smoking status and tobacco use.
Items on nutrition cover participation in activities to control weight, exercise, salt intake, and fat intake. Variables in the clinical preventive services section provide information on whether the respondent had a flu shot in the last year, a tetanus shot in the last 10 years, or the pneumonia vaccination, whether the respondent had diabetes, asthma, emphysema, chronic bronchitis, TB, or chronic kidney and liver disease in the past year, whether the respondent experienced extreme fatigue, and whether he or she was treated for cancer. Additionally, respondents were asked about the length of time since their last check-up and whether the doctor had recommended that exercise be started or continued. The machine-readable codebook is available in Portable Document Format. The PDF format was developed by Adobe Systems Incorporated and can be accessed using the Adobe Acrobat Reader.