Submitted for Publication: December 9, 2013; final revision received May 1, 2014; accepted May 2, 2014.
Published Online: October 16, 2014. doi:10.1001/jamaophthalmol.2014.3869.
Study concept and design: Almeida, Jorge, Messias.
Acquisition, analysis, or interpretation of data: De Lucca, Scott, Jorge, Messias.
Drafting of the manuscript: Almeida, De Lucca, Messias.
Critical revision of the manuscript for important intellectual content: Almeida, Scott, Jorge, Messias.
Statistical analysis: Messias.
Obtained funding: Jorge, Messias.
Administrative, technical, or material support: Almeida, Scott, Jorge, Messias.
Study supervision: Jorge, Messias.
Conflict of Interest Disclosures: All authors have completed and submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest and none were reported.