Differences in resting energy expenditure between black and white smokers: Implications for postcessation weight gain

Abstract

Objective: To examine differences in resting energy expenditure (REE) between black and white smokers in order to determine whether REE might contribute to postcessation weight gain. Design: Cross-sectional and prospective investigation of ethnic differences in REE. Differences in REE between black and white smokers were examined at baseline while all participants were smoking, and again during 2 weeks of abstinence from smoking. Setting: Memphis, Tennessee, USA. Subjects: Sixty-six black and 112 white smokers (age 30.4y; cigarettes per day 21.4; weight 71.7 kg; body mass index 24.5 kg/m2). Results: Black smokers had a significantly lower baseline REE after adjusting for gender and body weight. Changes in REE following smoking cessation did not differ by ethnicity. Conclusions: These results suggest that black smokers may be more energy efficient, which could contribute to ethnic differences in postcessation weight gain.

Publication Title

European Journal of Clinical Nutrition

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