Published Online: November 7, 2013. doi:10.1001/jamaophthalmol.2013.5295.
Study concept and design: All authors.
Acquisition of data: Greene.
Analysis and interpretation of data: Greene, Jeng, Margolis.
Drafting of the manuscript: Greene, Margolis.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Greene.
Administrative, technical, or material support: Jeng, Margolis.
Study supervision: Jeng, Fintelmann, Margolis.
Conflict of Interest Disclosures: None reported.
Funding/Support: This work was supported by That Man May See, Inc, Research to Prevent Blindness, and grant R01 FD003708-01 from the US Food and Drug Administration (Dr Jeng).
Role of the Sponsor: The funding organizations had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; or preparation, review, or approval of the manuscript.