Submitted for Publication: October 14, 2013; final revision received January 9, 2014; accepted January 17, 2014.
Published Online: May 8, 2014. doi:10.1001/jamaophthalmol.2014.845.
Study concept and design: Dubey, Hejtmancik, Sharmila, Haripriya, Sundaresan.
Acquisition, analysis, or interpretation of data: Dubey, Hejtmancik, Krishnadas, Haripriya.
Drafting of the manuscript: Dubey, Sharmila, Sundaresan.
Critical revision of the manuscript for important intellectual content: Dubey, Hejtmancik, Krishnadas, Haripriya.
Statistical analysis: Dubey, Hejtmancik, Haripriya.
Obtained funding: Sundaresan.
Administrative, technical, or material support: Dubey, Sharmila, Sundaresan.
Study supervision: Krishnadas, Sundaresan.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported by a research grant from Alcon-Aravind Eye Care System, India.
Role of the Sponsor: The Alcon-Aravind Eye Care System 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.
Additional Contributions: We thank all the patients and healthy individuals for participating in this study.