“…As expected, octogenarians with incomplete revascularization had a greater prevalence of several comorbidities, including diabetes, kidney disease, peripheral vascular disease, mitral regurgitation, and three-vessel disease. Multivariate analysis confirmed that late death was dependent on specific patient comorbidities that are consistently associated with diminished survival, including diabetes mellitus, chronic renal disease, history of myocardial infarction, and advanced age [23,24]. However, multivariate analysis also showed that incomplete revascularization was a significant independent risk factor for mortality at 10 years.…”