Submitted for Publication: February 11, 2013; final revision received March 18, 2013; accepted April 11, 2013.
Published Online: June 20, 2013. doi:10.1001/jamaoto.2013.3289.
Study concept and design: Nisa, Sandu, Khanfir, Giger.
Acquisition of data: Nisa, Boujelbene, Khanfir, Giger.
Analysis and interpretation of data: Nisa, La Macchia, Khanfir, Giger.
Drafting of the manuscript: Nisa, Khanfir, Giger.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Nisa, Khanfir.
Administrative, technical, and material support: Khanfir, Giger.
Supervision: Sandu, Khanfir, Giger.
Conflict of Interest Disclosures: None reported.
Previous Presentation: This study was presented as a poster at the annual 2012 meeting of the American Academy of Otolaryngology–Head and Neck Surgery; September 9, 2012; Washington, DC.
Additional Contributions: Irina Ciorba-Nisa, MS, assisted with manuscript preparation.