Accepted for Publication: May 13, 2013.
Published Online: November 6, 2013. doi:10.1001/jamasurg.2013.3172.
Study concept and design: V. Q. Trinh, Karakiewicz, Sammon, Sun, Sukumar, Tian, Hu, Q.-D. Trinh.
Acquisition of data: V. Q. Trinh, Sukumar, Q.-D. Trinh.
Analysis and interpretation of data: V. Q. Trinh, Sammon, Sun, Gervais, Shariat, Tian, Kim, Kowalczyk, Hu, Menon, Q.-D. Trinh.
Drafting of the manuscript: V. Q. Trinh, Sammon, Sun, Sukumar, Tian, Hu, Q.-D. Trinh.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: V. Q. Trinh, Sun, Sukumar, Tian, Q.-D. Trinh.
Administrative, technical, and material support: Sammon, Sun, Shariat, Tian, Kim, Kowalczyk.
Study supervision: Karakiewicz, Sun, Sukumar, Hu, Menon, Q.-D. Trinh.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was partially supported by the University of Montreal Health Centre Urology Specialists, Fonds de la Recherche en Santé du Québec, the University of Montreal Department of Surgery, and the University of Montreal Health Centre Foundation (Dr Karakiewicz).
Role of the Sponsor: The funding sources 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.