Accepted for Publication: January 13, 2010.
Author Contributions: All investigators had full access to all the data in the study and take responsibility for the integrity of the data and the accuracy of the data analysis. Study concept and design: Makary, Clark, Shore, Magnuson, Bass, Dominici, Weiner, Wu, and Segal. Acquisition of data: Clark, Shore, Magnuson, Richards, Weiner, and Wu. Analysis and interpretation of data: Makary, Clark, Shore, Magnuson, Richards, Bass, Dominici, Weiner, Wu, and Segal. Drafting of the manuscript: Makary, Shore, Magnuson, Richards, and Wu. Critical revision of the manuscript for important intellectual content: Makary, Clark, Magnuson, Richards, Bass, Dominici, Weiner, Wu, and Segal. Statistical analysis: Shore, Magnuson, Richards, Dominici, Wu, and Segal. Obtained funding: Makary, Clark, Bass, Wu, and Segal. Administrative, technical, and material support: Clark, Shore, Richards, Weiner, and Wu. Study supervision: Makary, Magnuson, and Wu.
Financial Disclosure: None reported.
Funding/Support: This study was supported under contract HHSA290-05-0034-1-TO2-WA2 (project 20-EHC-2) from the Agency for Healthcare Research and Quality (Johns Hopkins University Developing Evidence to Inform Decisions About Effectiveness Center). The data set used in the present study was originally created for a different research project on patterns of obesity care within selected Blue Cross/Blue Shield (BCBS) plans, which was supported by unrestricted research grants from Ethicon Endo-Surgery, Inc (a Johnson & Johnson company); Pfizer, Inc; and GlaxoSmithKline. The data and in-kind database development support and guidance were provided by the BCBS Obesity Care Collaborative, which consists of the following organizations affiliated with the BCBS Health Services Research Alliance: BCBS Association, BCBS of Tennessee, BCBS of Hawaii, BCBS of Michigan, BCBS of North Carolina, Highmark, Inc, of Pennsylvania, Independence Blue Cross of Pennsylvania, Wellmark BCBS of Iowa, and Wellmark BCBS of South Dakota. Additional funding was provided by The Mr. and Mrs. Chad and Nissa Richison Foundation.
Role of the Sponsors: No statement may be construed as the official position of the Agency for Healthcare Research and Quality of the US Department of Health and Human Services.
Additional Contributions: Renee Wilson, MSc, helped with the preparation of the manuscript.
This article was corrected for errors on May 6, 2011.