Submitted for Publication: May 29, 2014; final revision received August 19, 2014; accepted August 21, 2014.
Published Online: October 9, 2014. doi:10.1001/jamaoto.2014.2338.
Study concept and design: Kumar, Valenzuela, Kozak, Ludemann, Chadha.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Kumar, Valenzuela, Chadha.
Critical revision of the manuscript for important intellectual content: Valenzuela, Kozak, Ludemann, Moxham, Lea, Chadha.
Statistical analysis: Kumar.
Obtained funding: Valenzuela.
Administrative, technical, or material support: Valenzuela, Moxham, Lea, Chadha.
Study supervision: Kozak, Ludemann, Moxham, Lea, Chadha.
Conflict of Interest Disclosures: None reported.
Funding/Support: External funding was provided by the Child and Family Research Institute.
Role of the Sponsor: The Child and Family Research Institute had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
Previous Presentation: This study was presented as a poster at the meeting of the American Society of Pediatric Otolaryngology; May 16 to 18, 2014; Las Vegas, Nevada.
Additional Contributions: The authors acknowledge the contributions of Rachelle (Dar Santos) Moshfeghi, BSc, and Julie Pauwels, BA, British Columbia Children’s Hospital, for coordinating the project; the fellows and residents at British Columbia Children’s Ear, Nose, and Throat outpatient clinic for their help with data collection; the families for their voluntary participation; Boris Kuzeljevic, MA, British Columbia Children’s Hospital, for statistical support; and the staff and nurses at British Columbia Children’s Pediatric Otolaryngology clinic for their support with patient recruitment. All named contributors were compensated for their contribution.