Submitted for Publication: March 9, 2014; final revision received May 4, 2014; accepted May 6, 2014.
Published Online: July 31, 2014. doi:10.1001/jamaophthalmol.2014.2326.
Study concept and design: Lee, Afifi, Kim, Caprioli.
Acquisition, analysis, or interpretation of data: Lee, Morales, Yu, Abdollahi, Nouri-Mahdavi, Caprioli.
Drafting of the manuscript: Lee, Afifi, Kim, Caprioli.
Critical revision of the manuscript for important intellectual content: Lee, Morales, Yu, Afifi, Abdollahi, Nouri-Mahdavi, Caprioli.
Statistical analysis: Lee, Morales, Yu, Kim, Nouri-Mahdavi, Caprioli.
Administrative, technical, or material support: Abdollahi.
Study supervision: Caprioli.
Conflict of Interest Disclosures: All authors have completed and submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest, and none were reported.
Funding/Support: This study was supported by unrestricted grants from Research to Prevent Blindness, Inc.
Role of the Sponsor: The funding source 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.