Accepted for Publication: June 23, 2014.
Published Online: February 18, 2015. doi:10.1001/jamasurg.2014.1685.
Study concept and design: Morgan, Pritts, Kibbe.
Acquisition, analysis, or interpretation of data: Morgan, Prakash, Vercammen, Pritts.
Drafting of the manuscript: Morgan, Kibbe.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Morgan, Kibbe.
Administrative, technical, or material support: Morgan, Vercammen, Kibbe.
Study supervision: Kibbe.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported by the Society for Vascular Surgery Foundation.
Role of the Funder/Sponsor: The funding source 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.
Disclaimer: Dr Kibbe is the Editor of JAMA Surgery but was not involved in the editorial review or decision to accept the manuscript for publication.
Previous Presentation: This paper was presented at the 38th Annual Surgical Symposium of the Association of VA Surgeons; April 6, 2014; New Haven, Connecticut.