Accepted for Publication: August 7, 2014.
Published Online: November 19, 2014. doi:10.1001/jamasurg.2014.2049.
Study concept and design: All authors.
Acquisition, analysis, or interpretation of data: Maguire, Song, Chan.
Drafting of the manuscript: Maguire, Chan.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: All authors.
Obtained funding: Chan.
Administrative, technical, or material support: Chan.
Supervision: Giovannucci, Chan.
Conflict of Interest Disclosures: Dr Chan reports having served as a consultant to Bayer HealthCare, Millennium Pharmaceuticals, Pfizer Inc, and Pozen Inc for work unrelated to the topic of this manuscript. No other conflicts of interest were reported.
Funding/Support: This work was supported by a Clinical Research Award from the American College of Gastroenterology (Dr Maguire) and grant K24 DK 098311 from the National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, US Department of Health and Human Services (Dr Chan). Dr Chan is a Damon Runyon Clinical Investigator.
Role of the Funder/Sponsor: The funding organizations had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
Previous Presentation: This study was presented at Digestive Diseases Week; May 3, 2014; Chicago, Illinois.