title: Invited commentary.
authors.affiliation: Research and Development Office, Northport Veterans Affairs Medical Center, 79 Middleville Rd (151), Northport, NY 11768, USA. annie.shroyer@va.gov
authors.forename: Annie Laurie W
authors.initials: AL
authors.lastname: Shroyer
authors.forename: Gary K
authors.initials: GK
authors.lastname: Grunwald
mesh_terms: D003327:Coronary Disease / Q000401:mortality / Q000601:surgery*; D006801:Humans; D015233:Models, Statistical; D009204:Myocardial Revascularization / Q000379:methods / Q000401:mortality*; D011237:Predictive Value of Tests; D016019:Survival Analysis; D013997:Time Factors