PON1 and diabetes mellitus: As for repeat revascularization, diabetes mellitus (HR 1.51, 95% CI: 1.06–2.16), and dyslipidemia (HR 1.49, 95% CI: 1.04–2.12) were independent predictors, but not PON-QQ/QR genotype (HR 1.12, 95% CI: 0.78–1.61).