Submitted for Publication: July 10, 2014; final revision received January 9, 2015; accepted January 25, 2015.
Published Online: March 26, 2015. doi:10.1001/jamaophthalmol.2015.0429.
Study concept and design: Bunya, Fuerst, McCabe, Salvo, Massaro-Giordano.
Acquisition, analysis, or interpretation of data: Bunya, Fuerst, Pistilli, McCabe, Macchi, Ying, Massaro-Giordano.
Drafting of the manuscript: Bunya, Fuerst, Salvo, Macchi.
Critical revision of the manuscript for important intellectual content: Bunya, Fuerst, Pistilli, McCabe, Ying, Massaro-Giordano.
Statistical analysis: Pistilli, Ying.
Obtained funding: Bunya, Massaro-Giordano.
Administrative, technical, or material support: Fuerst, Salvo, Macchi.
Study supervision: Bunya.
Conflict of Interest Disclosures: All authors have completed and submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest. Dr Bunya received research supplies from TearLab for this study. No other disclosures were reported.
Funding/Support: This study was funded by grants K12-EY-015398 (Dr Bunya) and P30 EY001583 (Mr Pistilli and Dr Ying) from the National Eye Institute as well as Research to Prevent Blindness (Drs Bunya and Massaro-Giordano).
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.
Additional Contributions: We thank Maureen Maguire, PhD, University of Pennsylvania, for reviewing earlier versions of our manuscript.