Submitted for Publication: May 10, 2013; final revision received September 9, 2013; accepted October 10, 2013.
Published Online: November 28, 2013. doi:10.1001/jamaoto.2013.5849.
Study concept and design: Balakrishnan, Magit, Perkins.
Acquisition of data: Balakrishnan, Menezes, Chen, Magit.
Analysis and interpretation of data: Balakrishnan, Magit, Perkins.
Drafting of the manuscript: Balakrishnan.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Balakrishnan, Perkins.
Administrative, technical, and material support: Chen, Magit, Perkins.
Study supervision: Perkins.
Conflict of Interest Disclosures: None reported.
Previous Presentations: Presented in part at the American Society of Pediatric Otolaryngology Annual Meeting; April 28, 2013; Arlington, Virginia.