Submitted for Publication: December 24, 2013; final revision received January 29, 2014; accepted January 29, 2014.
Published Online: May 15, 2014. doi:10.1001/jamaophthalmol.2014.867.
Study concept and design: Zhang, Chon, Ianchulev, Jampel.
Acquisition, analysis, or interpretation of data: Zhang, Chon, Wang, Smits, Lin, Jampel.
Drafting of the manuscript: Zhang, Chon, Jampel.
Critical revision of the manuscript for important intellectual content: Zhang, Wang, Smits, Lin, Ianchulev, Jampel.
Statistical analysis: Zhang, Wang, Smits.
Administrative, technical, or material support: Jampel.
Study supervision: Lin, Ianchulev, Jampel.
Conflict of Interest Disclosures: Mr Chon has received a research grant from Transcend Medical Inc, Dr Smits is a consultant for Transcend Medical Inc, Dr Lin serves on the advisory board for Allergan Pharmaceuticals, Dr Ianchulev is an employee of Transcend Medical Inc, and Dr Jampel is a consultant for Transcend Medical. No other disclosures were reported.
Correction: This article was corrected on August 25, 2014, to fix Figure 3.