Submitted for Publication: May 31, 2013; final revision received December 31, 2013; accepted January 2, 2014.
Published Online: May 22, 2014. doi:10.1001/jamaophthalmol.2014.1011.
Study concept and design: He, Kong, Morgan, Congdon.
Acquisition, analysis, or interpretation of data: Chen, Zeng, Huang, Zhang, Meltzer, Jin, Congdon.
Drafting of the manuscript: He, Zhang, Meltzer, Jin, Congdon.
Critical revision of the manuscript for important intellectual content: Kong, Chen, Zeng, Huang, Morgan, Congdon.
Statistical analysis: He, Zhang, Morgan, Meltzer, Jin, Congdon.
Obtained funding: He.
Administrative, technical, or material support: He, Kong, Chen, Zeng, Huang, Morgan, Congdon.
Study supervision: He, Congdon.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported by the World Health Organization (under National Institutes of Health contract No. N01-EY-2103) and the Fundamental Research Funds for the State Key Laboratory. Dr Congdon is supported by a grant from the government of China’s Thousand Man Program.
Role of the Sponsor: The funding organizations played 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; or decision to submit the manuscript for publication.