Accepted for Publication: June 17, 2014.
Published Online: September 22, 2014. doi:10.1001/jamaneurol.2014.2124.
Study concept and design: Flint, Kamel.
Acquisition, analysis, or interpretation of data: Flint, Conell, Rao, Klingman, Sidney, Johnston, Hemphill, Davis, Donnan.
Drafting of the manuscript: Flint, Conell.
Critical revision of the manuscript for important intellectual content: Flint, Rao, Klingman, Sidney, Johnston, Hemphill, Kamel, Davis, Donnan.
Statistical analysis: Flint, Conell, Kamel, Davis.
Obtained funding: Flint.
Administrative, technical, or material support: Rao.
Study supervision: Flint, Donnan.
Conflict of Interest Disclosures: Sanofi provides drug and placebo to an NIH-sponsored trial that Dr Johnston leads. Dr Johnston receives research support from AstraZeneca. No other disclosures are reported.
Funding/Support: The present study was supported by a Community Benefit grant from the Kaiser Foundation Research Institute.
Role of the Funder/Sponsor: The Kaiser Foundation Research Institute had no role in the design and conduct of the study; collection, management, analysis, or interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
Previous Presentation: This paper was presented at the 2014 International Stroke Conference; February 12, 2014; San Diego, California.