Submitted for Publication: December 10, 2013; final revision received January 14, 2014; accepted February 26, 2014.
Published Online: April 24, 2014. doi:10.1001/jamaoto.2014.494.
Study concept and design: Rocke, Taylor, Lee.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Rocke, Beumer.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Rocke, Thomas.
Obtained funding: Taylor.
Administrative, technical, or material support: Rocke, Beumer, Taylor.
Study supervision: Taylor, Puscas, Lee.
Conflict of Interest Disclosures: None reported.
Funding/Support: This work was supported in part by Agency for Healthcare Research and Quality grant 5 RO1-HS018360 to Dr Taylor.
Role of the Sponsor: The Agency for Healthcare Research and Quality had no role in the design and conduct of the study; collection, management, analysis, or interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
Additional Contributions: Kristine Schulz, MPH, Department of Surgery, Division of Otolaryngology, Head and Neck Surgery, Duke University Medical Center, helped with the design and data collection in this study. She was not compensated for her contribution to the study.