Submitted for Publication: November 5, 2014; final revision received April 21, 2015; accepted April 26, 2015.
Published Online: June 11, 2015. doi:10.1001/jamaophthalmol.2015.1796.
Study concept and design: Gillies, Mehta.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Mehta.
Critical revision of the manuscript for important intellectual content: Gillies, Bird.
Obtained funding: Gillies.
Administrative, technical, or material support: Gillies, Mehta.
Study supervision: Gillies, Bird.
Conflict of Interest Disclosures: All authors have completed and submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest. Dr Gillies reported serving as a consultant for Pfizer, Novartis, and Bayer; receiving unrestricted educational grants from Bayer, Novartis, and Allergan; and receiving payment for lectures, including service on speakers bureaus, from Pfizer and Novartis. No other disclosures were reported.