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1 Columbia University, Mailman School of Public Health, New York, NY, USA
2 American Legacy Foundation, Washington, DC 20036, USA
* Correspondence to: CGHealtonchealton{at}americanlegacy.org.
Objectives To describe the prevalence of obesity, smoking, and both health risk factors together among adults in the United States.
Design Cross sectional analysis of a national health interview survey.
Setting United States.
Participants 29 305 adults (aged
18) in 2002.
Main outcome measures Prevalence of adults who are obese (body mass index
30), who smoke, and who are obese and smoke. Prevalence was stratified by age, sex, ethnic group, education, and income.
Results 23.5% of adults were obese, 22.7% smoked, and 4.7% smoked and were obese.
Conclusions Although the proportion of adults who smoke and are obese is relatively low, this subgroup is concentrated among lower socioeconomic groups.
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