Accepted for Publication:: February 25, 2011.
Author Contributions: Dr Glance had full access to the data and takes responsibility for the accuracy of the data analysis. Study concept and design: Glance, Dick, and Osler. Acquisition of data: Glance. Analysis and interpretation of data: Glance, Dick, Osler, Meredith, Stone, Li, and Mukamel. Drafting of the manuscript: Glance and Dick. Critical revision of the manuscript for important intellectual content: Glance, Dick, Osler, Meredith, Stone, Li, and Mukamel. Statistical analysis: Glance, Dick, Osler, Li, and Mukamel. Obtained funding: Glance, Meredith, and Mukamel. Administrative, technical, and material support: Glance. Study supervision: Glance.
Financial Disclosure: None reported.
Funding/Support: This project was supported by grant R01 HS 16737 from the Agency for Healthcare and Quality Research and grant R01 NR01 0107 (Prevention of Nosocomial Infections and Cost-Effectiveness) from the National Institutes of Health.
Disclaimer: The views presented in this article are those of the authors and may not reflect those of the Agency for Healthcare and Quality Research and the National Institutes of Health.