Author Contributions: Dr Flegal had full access to all of the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis.
Study concept and design: Flegal, Graubard, Williamson, Gail.
Acquisition of data: Flegal, Graubard.
Analysis and interpretation of data: Flegal, Graubard, Williamson, Gail.
Drafting of the manuscript: Flegal, Graubard, Williamson, Gail.
Critical revision of the manuscript for important intellectual content: Flegal, Graubard, Williamson, Gail.
Statistical analysis: Graubard, Gail.
Financial Disclosures: None reported.
Funding/Support: There was no external funding for this work.
Role of the Sponsor: All data used in this study were collected by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention. The NCHS was responsible for the design and conduct of the surveys and collected and managed the original data. The Centers for Disease Control and Prevention and the National Cancer Institute reviewed and approved this report before submission.
Disclaimer: The findings and conclusions in this report are those of the authors and not necessarily those of the agency.
Additional Contributions: We thank Christine S. Cox, MA, and Robert N. Anderson, PhD, both of the National Center for Health Statistics, Centers for Disease Control and Prevention, for her assistance with the NHANES I, II, and III mortality data and for his assistance with the 2004 mortality data. We also thank Rachel Ballard-Barbash, MD, and D. Michal Freedman, PhD, of the National Cancer Institute; Edward Gregg, PhD, and Juliette Kendrick, MD, of the National Center for Chronic Disease Prevention and Health Promotion, Centers for Disease and Prevention, and Susan Yanovski, MD, of the National Institute for Diabetes and Digestive and Kidney Diseases for reviewing and commenting on earlier drafts of the manuscript, all of whom reviewed this as part of their regular duties.