Table 3.

Cox analyses of the clinical outcomes in total population of patients with CTO and MVD during follow-up.

Items	OMT vs. complete PCI			Incomplete PCI vs. complete PCI			OMT vs. complete PCI			Incomplete PCI vs. complete PCI
	Unadjusted HR (95% CI)	P values		Unadjusted HR (95% CI)	P values		Adjusted HR (95% CI)	P values		Adjusted HR (95% CI)	P values
MACE	2.15 (1.32–3.50)	0.002		1.61 (1.07–2.44)	0.023		2.00 (1.23–3.27)	0.005		1.58 (1.04–2.39)	0.031
All-cause death	–	–		–	–		–	–		–	–
Recurrent MI	1.12 (0.32–3.98)	0.858		1.01 (0.39–2.67)	0.978		0.46 (0.11–1.91)	0.288		0.80 (0.29–2.16)	0.653
Repeated revascularization	0.91 (0.36–2.28)	0.836		1.42 (0.76–2.66)	0.271		1.05 (0.41–2.67)	0.924		1.51 (0.80–2.86)	0.207
Unstable angina	2.41 (1.24–4.67)	0.009		1.98 (1.13–3.48)	0.017		2.41 (1.24–4.67)	0.009		1.98 (1.13–3.48)	0.017
Heart failure	1.42 (0.35–5.71)	0.621		1.46 (0.48–4.49)	0.507		0.90 (0.20–4.33)	0.900		1.37 (0.43–4.34)	0.596

CI: Confidence interval; CTO: Chronic total occlusion; HR: Hazard ratio; MACE: Major adverse cardiovascular event; MI: Myocardial infarction; MVD: Multi-vessel disease; OMT: Optimal medical treatment; PCI: Percutaneous coronary intervention; –: Not applicable.