Submitted for Publication: February 25, 2013; final revision received December 7, 2013; accepted December 27, 2013.
Published Online: February 20, 2014. doi:10.1001/jamaoto.2013.6777.
Study concept and design: Lohia, Rajapurkar, Nguyen, Sharma, Day.
Acquisition of data: Lohia, Gillespie, Day.
Analysis and interpretation of data: All authors.
Drafting of the manuscript: Lohia, Nguyen, Day.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Lohia, Nguyen.
Administrative, technical, and material support: Gillespie.
Study supervision: Rajapurkar, Sharma, Gillespie, Day.
Conflict of Interest Disclosures: None reported.
Previous Presentation: This study was presented at the American Head and Neck Society 2013 Annual Meeting; April 10, 2013; Orlando, Florida.