title: Invited commentary.
authors.affiliation: Department of Anesthesiology, Duke University Medical Center, Durham, NC 27710, USA. welsb001@mc.duke.edu
authors.forename: Ian J
authors.initials: IJ
authors.lastname: Welsby
authors.forename: Barbara
authors.initials: B
authors.lastname: Phillips-Bute
authors.forename: Mark W
authors.initials: MW
authors.lastname: Onaitis
mesh_terms: D001026:Coronary Artery Bypass / Q000009:adverse effects* / Q000401:mortality; D005767:Gastrointestinal Diseases / Q000209:etiology / Q000401:mortality*; D006801:Humans; D016015:Logistic Models; D012307:Risk Factors