Submitted for Publication: September 1, 2013; final revision received December 16, 2013; accepted December 19, 2013.
Published Online: March 27, 2014. doi:10.1001/jamaophthalmol.2013.8196.
Study concept and design: Read-Brown, Tu, Chiang.
Acquisition of data: Read-Brown, Almario, Yackel, Brown.
Analysis and interpretation of data: Sanders, Read-Brown, Tu, Lambert, Choi, Almario, Brown, Chiang.
Drafting of the manuscript: Sanders, Chiang.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Sanders, Lambert, Choi.
Obtained funding: Chiang.
Administrative, technical, and material support: Read-Brown, Almario, Brown, Chiang.
Study supervision: Tu, Yackel, Chiang.
Conflict of Interest Disclosures: None reported.
Funding/Support: This work was supported by unrestricted departmental funding from Research to Prevent Blindness (New York, New York) (Mr Sanders, Mss Read-Brown and Brown, and Drs Tu and Chiang). Dr Choi is supported by National Institutes of Health grant EY10572.
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.
Previous Presentation: Portions of this study were presented at the Association for Research in Vision and Ophthalmology Annual Meeting; May 8, 2013; Seattle, Washington.