Accepted for Publication: May 25, 2013.
Published Online: October 14, 2013. doi:10.1001/jamainternmed.2013.11537.
Study concept and design: Joynt, Le, Jha.
Acquisition of data: Le, Jha.
Analysis and interpretation of data: Joynt, Le, Orav.
Drafting of the manuscript: Joynt, Le, Jha.
Critical revision of the manuscript for important intellectual content: Joynt, Orav, Jha.
Statistical analysis: Le, Orav.
Obtained funding: Jha.
Administrative, technical, and material support: Jha.
Study supervision: Jha.
Conflict of Interest Disclosures: None reported.
Funding/Support: Dr Joynt was supported by grant 1K23HL109177-01 from the National Heart, Lung, and Blood Institute and by the Lerner Research Award from Brigham and Women’s Hospital, Division of Cardiovascular Medicine. Additional support was provided from internal department funds from the Harvard School of Public Health.
Role of the Sponsor: The funders 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.