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"Regression" of Adiposity With More SleepReply
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We thank Brotman for his comments and the opportunity to further discuss and perhaps clarify our results. Part of the strength of our prospective study is that we anticipated our results from earlier reports indicating that sleep loss affects weight regulatory hormones and hence might potentiate weight gain.1-2 Thus, our results were not random findings from fishing in a large data pool. Since we submitted our article, other investigators have reported results that strengthen this apparent relationship between restricted sleep and obesity.3-4 However, we stress that because our article and the others do not establish a cause-effect relationship, other explanations are possible.
Brotmans concern appears to emanate from a statement in which we rescaled our results and related a 1-hour- per-week difference in sleep to a specific BMI. This rescaling was not an attempt to compute an estimated slope that predicts expected sleep from a 1-unit change in . . . [Full Text of this Article] AUTHOR INFORMATION
Robert Daniel Vorona, MD;
J. Catesby Ware, PhD;
Trent D. Buskirk, PhD
RELATED ARTICLE
"Regression" of Adiposity With More Sleep
Daniel J. Brotman
Arch Intern Med. 2005;165(11):1314-1315.
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