From the ∗Health Data Department, Hospices Civils de Lyon, Université de Lyon 1

†Research on Healthcare Performance Lab, INSERM U1290 (RESHAPE)

‡Hospices Civils de Lyon, Centre Hospitalier Lyon Sud, Service de Chirurgie Générale et Endocrinienne, Pierre Bénite, France, Université de Lyon, Lyon, France

§Brigham and Women’s Hospital–Harvard Medical School, Center for Surgery and Public Health, Boston, Massachusetts.

Correspondence: My-Anh LE THIEN, MD, Service des Données de Santé Hospices Civils de Lyon, 162, Avenue Lacassagne, 69424 Lyon Cedex 03, France (e-mail: [email protected]).

The authors disclose no conflict of interest.

Supplemental digital contents are available for this article. Direct URL citations appear in the printed text and are provided in the HTML and PDF versions of this article on the journal’s Web site (www.journalpatientsafety.com).