TABLE 6.

Cox proportion hazards analysis for predictors of the MACCE after PSM analysis.

Variable	Univariate analysis		Multivariate analysis
	HR (95% Cl)	P-value	HR (95% Cl)	P-value
Staged PCI (vs. culprit-only PCI)	0.468 (0.252−0.867)	0.016	0.499 (0.267−0.932)	0.029
Previous stroke	2.477 (1.380−4.448)	0.002	2.076 (1.126−3.829)	0.019
Peak CK-MB, U/L	1.001 (1.000−1.002)	0.082	1.001 (1.000−1.002)	0.168
Culprit vessel	1.491 (0.955−2.327)	0.079	1.388 (0.887−2.173)	0.151
No. of narrowed coronary arteries	2.099 (1.175−3.752)	0.012	1.729 (0.935−3.195)	0.081

HR, hazard ratio; CI, confidence interval; PCI, percutaneous coronary intervention; CK-MB, creatine kinase myocardial band.