Submitted for Publication: March 30, 2014; final revision received October 16, 2014; accepted October 29, 2014.
Published Online: January 8, 2015. doi:10.1001/jamaophthalmol.2014.5373.
Study concept and design: Wu, Wang, Chao, Hwang, Lai.
Acquisition, analysis, or interpretation of data: Wu, Lien, Liao, Y.-P. Chen, K.-J. Chen, T.-L. Chen.
Drafting of the manuscript: Wu.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Liao, Wang.
Obtained funding: Wu.
Administrative, technical, or material support: Lien, Y.-P. Chen, Chao, K.-J. Chen, T.-L. Chen, Hwang, Lai.
Study supervision: Lien.
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 in part by research grant CMRPG3A0392 from Chang Gung Memorial Hospital and by research grant SC101-2314-B-182A-055-MY3 from the National Science Council.
Role of the Funder/Sponsor: The funding sources 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.