Submitted for Publication: August 31, 2013; final revision received November 28, 2013; accepted December 13, 2013.
Published Online: March 13, 2014. doi:10.1001/jamaophthalmol.2013.8216.
Study concept and design: Jiang, Brownstein.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Jiang.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Jiang.
Obtained funding: Jiang.
Administrative, technical, or material support: Jiang, Brownstein, Lam.
Study supervision: Brownstein, Burns.
Conflict of Interest Disclosures: None reported.
Funding/Support:The University of Ottawa Department of Ophthalmology provided funding that supported the design and conduct of this study.
Role of the Sponsor: The University of Ottawa Department of Ophthalmology 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 Presentations: This study was presented in part at the annual meetings of the American Association of Ophthalmic Oncologists and Pathologists; November 15, 2013; New Orleans, Louisiana, as a platform/oral presentation; and as a poster at the Association for Research in Vision and Ophthalmology; May 9, 2013; Seattle, Washington.