Table 4. Clinical outcomes in patients with diabetes mellitus who underwent percutaneous coronary intervention according to the treatment of insulin.

Propensity score matching analysis	Angina (n = 3,948 pairs)		AMI (n = 1,452 pairs)
	DM with insulin treatment compared with DM without		DM with insulin treatment compared with DM without
	Odds ratio (95% CI)	p value	Odds ratio (95% CI)	p value
In-hospital mortality	1.55 (1.11–2.16)	0.010	1.48 (1.11–1.97)	0.008
	Hazard ratio (95% CI)	p value	Hazard ratio (95% CI)	p value
All-cause death	1.54 (1.34–1.78)	<0.001	1.61 (1.36–1.91)	<0.001
Death/coronary revascularization	1.33 (1.20–1.47)	<0.001	1.39 (1.22–1.58)	<0.001

AMI = acute myocardial infarction; CI = confidence interval; DM = diabetes mellitus