“…16 -18 However, these riskstratification models were developed primarily for patients undergoing CABG. 9,10,19 Although previous studies reported that decreased left ventricular function, significant mitral regurgitation, cardiogenic shock, renal failure, multivessel coronary disease, and postprocedural stent diameter were independent predictors of mortality after PCI for LMCA disease, the cited studies had limitations, including small study populations and relatively short follow-up periods. 20,21 More recently, patients with high SYNTAX scores were …”