Accepted for Publication: September 3, 2013.
Published Online: May 28, 2014. doi:10.1001/jamasurg.2013.4658.
Study concept and design: Fonseca, Schuster, Lui, Davis.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Fonseca, Schuster, Maung, Lui, Davis.
Critical revision of the manuscript for important intellectual content: Schuster, Kaplan, Maung, Lui, Davis.
Statistical analysis: Fonseca, Schuster.
Administrative, technical, or material support: Schuster.
Study supervision: Schuster, Kaplan, Maung, Lui, Davis.
Conflict of Interest Disclosures: None reported.
Previous Presentation: This study was presented at the 93rd Annual Meeting of the New England Surgical Society; September 22, 2012; Rockport, Maine.
Correction: This article was corrected on June 5, 2014, for an error in Table 3 and text.