Submitted for Publication: November 13, 2013; final revision received February 19, 2014; accepted February 20, 2014.
Published Online: May 22, 2014. doi:10.1001/jamaophthalmol.2014.976.
Study concept and design: T. A. McCannel, Chmielowski, Ribas, Wainberg.
Acquisition, analysis, or interpretation of data: T. A. McCannel, Chmielowski, Finn, Goldman, Wainberg, C. A. McCannel.
Drafting of the manuscript: T. A. McCannel, Wainberg.
Critical revision of the manuscript for important intellectual content: All authors.
Obtained funding: T. A. McCannel.
Administrative, technical, or material support: T. A. McCannel, Chmielowski, Finn, Wainberg, C. A. McCannel.
Study supervision: T. A. McCannel, Finn, Goldman, Ribas.
Conflict of Interest Disclosures: Dr T. A. McCannel is affiliated with Novartis Pharmaceuticals in consultancies and receives honoraria for educational speaking activities.
Funding/Support: This work was funded in part by an unrestricted grant from Research to Prevent Blindness and from the George and Ruth E. Moss Trust.
Role of the Sponsor: The sponsors 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.