Results of Cox regression analysis.

Abbreviation: HR, hazard ratio; CI, confidence interval; NYHA, New York Heart Association; CAD, coronary artery disease.Multivariate-Adjusted for age ≥65, gender, obesity, history of MI, diabetes, heart failure, NYHA functional class, peripheral vascular disease, renal function, hypertension, hyperlipidemia, family history of CAD, smoking, the number of diseased vessels, and ethnicities. All analyses were stratified by the revascularization procedure.Results of Cox regression analysis.