Published Online: June 16, 2014. doi:10.1001/jamainternmed.2014.2492.
Study concept and design: Shimbo, Muntner.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Shimbo.
Critical revision of the manuscript for important intellectual content: Tanner, Muntner.
Statistical analysis: Tanner, Muntner.
Obtained funding: Shimbo.
Administrative, technical, or material support: Shimbo, Muntner.
Study supervision: Muntner.
Conflict of Interest Disclosures: Dr Muntner reported having received an institutional grant from and serving on an advisory board for Amgen Inc. No other disclosures were reported.
Funding/Support: This work was supported by grant P01-HL047540 from the National Heart, Lung, and Blood Institute (Dr Shimbo).
Role of the Sponsor: The funding source had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
Additional Contributions: The NHANES examination data were gathered by the National Center for Health Statistics, Centers for Disease Control and Prevention, with additional support for cardiovascular examination components from the National Heart, Lung, and Blood Institute, National Institutes of Health, through an interagency agreement (Y1-HC-8039).