Author Contributions: Dr Boonyasai had full access to all of 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: Boonyasai, Windish, Chakraborti, Rubin, Bass.
Acquisition of data: Boonyasai, Windish, Chakraborti, Feldman.
Analysis and interpretation of data: Boonyasai, Feldman, Rubin, Bass.
Drafting of the manuscript: Boonyasai.
Critical revision of the manuscript for important intellectual content: Boonyasai, Windish, Chakraborti, Feldman, Rubin, Bass.
Statistical analysis: Boonyasai, Chakraborti.
Obtained funding: Rubin.
Study supervision: Rubin, Bass.
Financial Disclosures: None reported.
Funding/Support: The authors are members of the Quality Improvement Curriculum Committee appointed by the Society of General Internal Medicine, which provided small honoraria to Drs Boonyasai, Windish, Chakraborti, and Feldman, as well as support for a portion of the time spent by research staff. Dr Boonyasai was supported by a National Heart, Lung, and Blood Institute T32 training grant (HL07180). Dr Chakraborti was supported by National Research Service Award-Health Resources and Services Administration fellowship training grant (5-T-32-HP10025). Drs Bass and Feldman receive support from the Osler Center for Clinical Excellence at Johns Hopkins University.
Role of the Sponsor: The funding organizations and professional societies had no input in the design and conduct of this study; in the collection, analysis, and interpretation of the data; or in the preparation, review or approval of the manuscript.
Additional Contributions: Renee Wilson, MS (Johns Hopkins University Evidence-Based Practice Center, Baltimore, Maryland), and Cindy Sheffield, MBA, MLS (Welch Medical Library, and Johns Hopkins University, Baltimore), provided assistance in performing the literature search and using the data management software. Haeseong Park, MD, MPH (Johns Hopkins University Evidence-Based Practice Center and Bloomberg School of Public Health), provided assistance with hand searching. Ira Wilson, MD, MSc (Tufts-New England Medical Center, Boston, Massachusetts), provided intellectual support for this review. None of the persons listed received compensation for their assistance with this project.