Accepted for Publication: September 15, 2011.
Published Online: March 5, 2012. doi:10.1001/archpediatrics.2011.1082
Author Contributions: Dr Yeates 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: Yeates and Taylor. Acquisition of data: Yeates, Rusin, Bangert, Dietrich, Nuss, Wright, and Taylor. Analysis and interpretation of data: Yeates, Kaizar, and Taylor. Drafting of the manuscript: Yeates and Kaizar. Critical revision of the manuscript for important intellectual content: Yeates, Rusin, Bangert, Dietrich, Nuss, Wright, and Taylor. Statistical analysis: Yeates and Kaizar. Obtained funding: Yeates and Taylor. Administrative, technical, and material support: Yeates, Bangert, Dietrich, Nuss, Wright, and Taylor. Study supervision: Taylor.
Financial Disclosure: None reported.
Funding/Support: The work was supported by grants HD44099 and HD39834 from the National Institutes of Health (Dr Yeates).