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Smoking, obesity, and their co-occurrence in the United States: cross sectional analysis
Cheryl G Healton1, Donna Vallone, Kristen L McCausland
1Columbia University, Mailman School of Public Health, New York, NY, USA. chealton@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 > or = 18) in 2002.
Main Outcome Measures:
Prevalence of adults who are obese (body mass index > or = 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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