Submitted for Publication: March 24, 2014; final revision received July 8, 2014; accepted August 1, 2014.
Published Online: September 25, 2014. doi:10.1001/jamaoto.2014.1998.
Study concept and design: Shen, Teknos, Nagy.
Acquisition, analysis, or interpretation of data: Shen, Teknos, Toland, Senter.
Drafting of the manuscript: Shen, Toland, Nagy.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Shen.
Administrative, technical, or material support: Toland, Senter, Nagy.
Study supervision: Teknos, Nagy.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported by the Sandy Slomin Foundation.
Role of the Sponsor: The funding source 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 study was presented at the Fifth World Congress of the International Federation of Head and Neck Oncologic Societies and the Annual Meeting of the American Head & Neck Society; July 27, 2014; New York, New York.
Additional Contributions: Kyle Porter, MAS, at The Ohio State University Center for Biostatistics, Columbus, provided statistical support. He was not compensated for his work.