Published Online: September 12, 2006 (doi:10.1001/jama.296.13.jrv60015).
Author Contributions: Mr Ding 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 and presentation.
Study concept and design: Ding, Zhang, Song.
Acquisition of data: Zhang, Ding.
Analysis and interpretation of data: Ding, Song.
Drafting of the manuscript: Ding, Zhang.
Critical revision of the manuscript for important intellectual content: Ding, Zhang, Song.
Statistical analysis: Ding, Song.
Obtained funding: Ding, Song.
Administrative, technical, or material support: Ding, Zhang, Song.
Study supervision: Ding, Song.
Mr Ding and Dr Zhang contributed equally to the study.
Financial Disclosures: None reported.
Funding/Support: Mr Ding was supported by grant R01-DK066401 from the National Institute of Diabetes, Digestive, and Kidney Diseases (NIDDK) and by institutional training grant T32-CA009001 from the National Cancer Institute, National Institutes of Health. Dr Song was supported by grants R01-DK062290 and R01-DK066401 from the NIDDK, National Institutes of Health.
Role of the Sponsor: The National Institutes of Health had no role in the study conduct, analysis, and interpretation of the results.
Previous Presentation: A preliminary abstract of this study was presented at the American Heart Association 46th Annual Conference on Cardiovascular Disease Epidemiology and Prevention, March 2006.
Additional Sources: Supplementary information is available from the authors or online at http://www.Cox2DrugReview.org or contact the authors.
Acknowledgment: We thank Simin Liu, MD, ScD, MPH, University of California, Los Angeles School of Public Health, and Harvard School of Public Health, for his encouragement and support.