Submitted for Publication: May 30, 2013; final revision received September 27, 2013; accepted November 1, 2013.
Published Online: January 2, 2014. doi:10.1001/jamaoto.2013.6139.
Study concept and design: Genther, Kandil, Tufano.
Acquisition of data: Genther, Noureldine, Tufano.
Analysis and interpretation of data: Genther, Kandil, Tufano.
Drafting of the manuscript: Genther, Tufano.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Genther.
Administrative, technical, and material support: Tufano.
Study supervision: Kandil, Tufano.
Conflict of Interest Disclosures: Dr Tufano serves as a consultant for Ethicon Endosurgery and Medtronic. No other disclosures were reported.
Funding/Support: This study was supported by grant T32DC000027-24 from the National Institutes of Health.
Role of the Sponsor: The funding source had no role in the design and conduct of the study; collection, management, analysis, or 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 orally at the Eighth International Conference on Head and Neck Cancer; July 24, 2012; Toronto, Ontario, Canada.