Author Contributions: Ms Thompson and Dr Bazzano had full access to all of the data in the study and take responsibility for the integrity of the data and the accuracy of the data analysis.
Study concept and design: Reynolds, He, Bazzano.
Acquisition of data: Thompson, Hu, Eshelbrenner, Bazzano.
Analysis and interpretation of data: Thompson, Hu, He, Bazzano.
Drafting of the manuscript: Thompson, Hu, Bazzano.
Critical revision of the manuscript for important intellectual content: Thompson, Hu, Eshelbrenner, Reynolds, He, Bazzano.
Statistical analysis: Thompson, Eshelbrenner, Bazzano.
Obtained funding: He, Bazzano.
Administrative, technical, or material support: Hu, Eshelbrenner, Bazzano.
Study supervision: He, Bazzano.
Conflict of Interest Disclosures: All authors have completed and submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest and none were reported.
Funding/Support: Ms Thompson is supported by a grant from the Research Enhancement Fund of Tulane University. Dr He is supported by research grants R01 HL087263 and R01 HL090682 from the National Heart, Lung, and Blood Institute (NHLBI), National Institutes of Health. Dr Bazzano is supported by grant K08 HL091108 from the NHLBI.
Role of the Sponsor: The funding organizations and sponsors had no role in the design and conduct of the study; the collection, management, analysis, and interpretation of the data; or the preparation, review, or approval of the manuscript.
This article was corrected for errors on April 8, 2011.