Published Online: June 18, 2014. doi:10.1001/jamasurg.2014.93.
Study concept and design: All authors.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: All authors.
Critical revision of the manuscript for important intellectual content: Keating.
Statistical analysis: Keating.
Obtained funding: Keating.
Conflict of Interest Disclosures: Ms Keating has previously received an independent research grant from Allergan Australia. No other disclosures are reported.
Funding/Support: This project was funded by Deakin University.
Role of the Sponsor: The funding agency had no role in the design and conduct of the study; collection, management, analysis, or interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
Additional Contributions: We thank Medicare Australia for their assistance with the identification of the population analyzed in this study and for providing detailed medical data. We also thank Paul O’Brien, MD, FRACS, from the Centre for Obesity Research and Education, Monash University, Melbourne, Australia, for providing a critical review of the study from the perspective of a bariatric surgery expert. Dr O’Brien did not receive any compensation. Medicare Australia received an administrative fee to undertake the custom data extraction.