Submitted for Publication: May 14, 2012; final revision received July 2, 2012; accepted July 16, 2012.
Author Contributions: Dr Meyer had full access to all the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis. Study concept and design: Meyer, Splaingard, Repaske, Atkins, and Jatana. Acquisition of data: Meyer, Splaingard, Zipf, and Jatana. Analysis and interpretation of data: Meyer, Repaske, Zipf, and Jatana. Drafting of the manuscript: Meyer, Splaingard, Zipf, and Jatana. Critical revision of the manuscript for important intellectual content: Meyer, Splaingard, Repaske, Zipf, Atkins, and Jatana. Statistical analysis: Meyer. Administrative, technical, and material support: Splaingard, Repaske, and Jatana. Study supervision: Splaingard, Repaske, Zipf, and Jatana.
Conflict of Interest Disclosures: None reported.
Previous Presentations: This article was presented at the National Prader-Willi Association Meeting; November 11, 2011; Orlando, Florida; and at the Pediatric Academic Society Meeting; April 28, 2012; Boston, Massachusetts.