Submitted for Publication: February 15, 2015; final revision received April 19, 2015; accepted April 23, 2015.
Published Online: June 18, 2015. doi:10.1001/jamaophthalmol.2015.1846.
Study concept and design: Shen, Turalba.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: All authors.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Shen.
Obtained funding: Shen.
Administrative, technical, or material support: All authors.
Study supervision: Shen, Kloek.
Conflict of Interest Disclosures: All authors have completed and submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest and none were reported.
Funding/Support: This study was supported by the Harvard Glaucoma Center of Excellence, the Glaucoma Service, and the Residency Committee at Massachusetts Eye and Ear Infirmary.
Role of the Funder/Sponsor: The funders 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 Presentation: This work was presented in part at the 24th Annual Meeting of the American Glaucoma Society; March 1, 2014; Washington, DC.
Additional Contributions: Louis R. Pasquale, MD, Department of Ophthalmology, Harvard Medical School, Massachusetts Eye and Ear Infirmary, Boston, contributed to review of the manuscript; he did not receive any compensation. Hang Lee, PhD, Massachusetts General Hospital, Biostatistics Center, Boston, provided assistance in statistical analysis through Harvard Catalyst, The Harvard Clinical and Translational Science Center (National Center for Research Resources and the National Center for Advancing Translational Sciences, National Institutes of Health grant UL1 TR001102); he did not receive any compensation.