Submitted for Publication: February 3, 2014; final revision received April 18, 2014; accepted April 24, 2014.
Published Online: August 21, 2014. doi:10.1001/jamaoto.2014.1705.
Study concept and design: Graboyes, Diaz, Nussenbaum.
Acquisition, analysis, or interpretation of data: Graboyes, Yang, Kallogjeri, Diaz, Nussenbaum.
Drafting of the manuscript: Graboyes, Kallogjeri, Nussenbaum.
Critical revision of the manuscript for important intellectual content: Graboyes, Yang, Diaz, Nussenbaum.
Statistical analysis: Graboyes, Kallogjeri.
Administrative, technical, or material support: Diaz, Nussenbaum.
Study supervision: Diaz, Nussenbaum.
Conflict of Interest Disclosures: None reported.
Funding/Support: This research was supported in part by the P30 Research Center for Auditory and Vestibular Studies and by grant P30DC04665 from the National Institutes of Health, National Institute on Deafness and Other Communication Disorders, which funded the biostatistics work.
Role of the Funder/Sponsor: The funding institutions 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.