HR, hazard ratio; CI, confidence interval; GRACE score, Global Registry of Acute Coronary Events score; the TyG index, the triglyceride-glucose index; BMI, body mass index; FBG, fasting blood glucose; HDL-C, high density lipoprotein; LDL-C, low density lipoprotein; CTO, chronic total occlusion; ICR, incomplete revascularization; LVEF, left ventricular ejection fraction; AMI, acute myocardial infarction; bSS, baseline SYNTAX score; rSS, residual SYNTAX score; ACEI/ARB, angiotensin converting enzyme inhibitor/angiotensin receptor blocker. Here, ACE is linked to myocardial infarction.