Published Online: March 25, 2013. doi:10.1001/jamainternmed.2013.2813
Author Contributions:Study concept and design: Halpin, Rauch, and Telian. Acquisition of data: Halpin, Rauch, and Telian. Analysis and interpretation of data: All authors. Drafting of the manuscript: Shuman, Li, and Telian. Critical revision of the manuscript for important intellectual content: Shuman, Halpin, Rauch, and Telian. Statistical analysis: Shuman, Li, and Halpin. Obtained funding: Rauch and Telian. Administrative, technical, and material support: Rauch and Telian. Study supervision: Rauch and Telian.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was funded by grant U01-DC006296 from the National Institute on Deafness and Communication Disorders.
Role of the Sponsor: The sponsor had no role in the design and conduct of the study; in the collection, analysis, and interpretation of the data; or in the preparation, review, or approval of the manuscript.
Additional Contributions: Domenic J. Reda, PhD, Cooperative Studies Program Coordinating Center, Hines VA Hospital, provided statistical expertise and guidance. We thank all of the clinicians, researchers, patients, and families who participated in this multicentered clinical trial.