Accepted for Publication: April 5, 2012.
Published Online: September 3, 2012. doi:10.1001/archpediatrics.2012.1055
Author Contributions: Dr Cohen 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: Cohen, Mahant, Dell, Ragone, Connolly, and Weinstein. Acquisition of data: Cohen, Mahant, Dell, Traubici, Ragone, and Connolly. Analysis and interpretation of data: Cohen, Mahant, Dell, Ragone, Wadhwa, and Weinstein. Drafting of the manuscript: Cohen, Ragone, and Weinstein. Critical revision of the manuscript for important intellectual content: Cohen, Mahant, Dell, Traubici, Wadhwa, and Connolly. Statistical analysis: Cohen and Ragone. Obtained funding: Cohen, Mahant, Dell, Ragone, and Wadhwa. Administrative, technical, and material support: Dell, Traubici, and Ragone. Study supervision: Cohen.
Financial Disclosure: None reported.
Funding/Support: This project was supported by the Dean's New Faculty Grant at the University of Toronto, the Pediatric Consultants Creative Professional Activity Grant at The Hospital for Sick Children, and by a team grant for the Pediatric Outcomes Research Team (PORT) through the SickKids Foundation.
Role of the Sponsor: The study sponsors had no role in the study design; the collection, analysis, and interpretation of data; the writing of the article; and the decision to submit the manuscript for publication.
Previous Presentations: Presented in part at the Pediatric Academic Societies Annual Meeting; April 30, 2011; Denver, Colorado; and the Pediatric Hospital Medicine Meeting; July 30, 2011; Kansas City, Missouri.
Additional Contributions: We thank Vikas Bhalla, MD, and Elliott Lavi, BSc, for their assistance with data collection; Ashley Lacombe-Duncan, MSW, for her assistance with data analysis; and Elizabeth Uleryk, MLS, for her assistance with the library search strategy.