Accepted for Publication: November 19, 2012.
Published Online: February 20, 2013. 10.1001/jamasurg.2013.1504. Corrected March 8, 2013.
Author Contributions: Drs Weiner and Chang and Mr Richards 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: Weiner, Goodwin, Chang, Bolen, Johns, Momin, and Clark. Acquisition of data: Weiner, Goodwin, Momin, and Clark. Analysis and interpretation of data: Weiner, Goodwin, Chang, Bolen, Richards, Johns, Momin, and Clark. Drafting of the manuscript: Weiner, Goodwin, Richards, and Johns. Critical revision of the manuscript for important intellectual content: Weiner, Goodwin, Chang, Bolen, Johns, Momin, and Clark. Statistical analysis: Goodwin, Chang, and Richards. Obtained funding: Weiner, Goodwin, Momin, and Clark. Administrative, technical, and material support: Weiner, Goodwin, Bolen, Johns, Momin, and Clark. Study supervision: Weiner and Bolen.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported in part by unrestricted research grants from Ethicon Endo-Surgery Inc (a division of Johnson & Johnson), Pfizer Inc, and GlaxoSmithKline. In-kind support was provided by the National BlueCross BlueShield Association and the 7 local BlueCross BlueShield plans participating in this project.
Role of the Sponsors: The funding and collaborating organizations were kept informed of the study's progress during the funding period (2006-2009) and shared their expertise on certain aspects of the study. Also, preliminary findings were shared with them. However, they had no direct role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; or preparation or approval of the manuscript.
Additional Contributions: We thank the BlueCross BlueShield Association, the BlueCross BlueShield plans, and the many staff members at these sites who actively contributed to this study by providing data and expert advice regarding use of these data. These organizations included BlueCross BlueShield of Tennessee, Highmark BlueCross BlueShield (of Pennsylvania), BlueCross BlueShield of Michigan, BlueCross BlueShield of North Carolina, Independence BlueCross (of Pennsylvania), Wellmark BlueCross BlueShield of Iowa, Wellmark BlueCross BlueShield of South Dakota, and BlueCross BlueShield (Hawaii Medical Service Association) of Hawaii. Thomas H. Magnuson, MD, provided input into our procedure coding selection process and other key issues associated with bariatric surgery technique.