Submitted for Publication: July 22, 2013; final revision received January 3, 2014; accepted January 6, 2014.
Published Online: August 7, 2014. doi:10.1001/jamaophthalmol.2014.2772.
Study concept and design: Mintz-Hittner.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Geloneck, Chuang, Mintz-Hittner.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Chuang.
Obtained funding: Mintz-Hittner.
Administrative, technical, or material support: All authors.
Study supervision: Mintz-Hittner.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported by National Eye Institute core grant EY10608 for analysis of the data (A.Z.C.), by Research to Prevent Blindness, Inc, Hermann Eye Fund and Alfred W. Lasher III Research Funds for collection and management of the data (H.A.M.-H.), and by The University of Texas-Health Science Center/Center for Clinical and Translational Science/Clinical Research Unit Clinical and Translational Science Award grant UL1 RR024148 for design and conduct of the study (H.A.M.-H.).
Role of the Sponsor: The funding sources 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.