Submitted for Publication: January 22, 2013; final revision received March 12, 2013; accepted April 11, 2013.
Published Online: June 20, 2013. doi:10.1001/jamaoto.2013.3347.
Study concept and design: Ali, Palmer, Shah, Patel, Ganly.
Acquisition of data: Ali, Palmer, DiLorenzo, Patel, Ganly.
Analysis and interpretation of data: Ali, Palmer, Yu, DiLorenzo, Kattan, Patel, Ganly.
Drafting of the manuscript: Ali, Yu, Kattan, Ganly.
Critical revision of the manuscript for important intellectual content: Palmer, Yu, DiLorenzo, Shah, Kattan, Patel, Ganly.
Statistical analysis: Ali, Palmer, Yu, DiLorenzo, Kattan, Ganly.
Administrative, technical, and material support: Palmer, DiLorenzo.
Study supervision: Palmer, Shah, Kattan, Patel, Ganly.
Conflict of Interest Disclosures: None reported.
Previous Presentation: This study was given as an oral presentation at the American Head & Neck Society annual meeting; July 23, 2012; Toronto, Ontario, Canada.