Table 4.

Logistic regression analysis for risk factors of vascular restenosis after interventional therapy

Factor	β	S.E.M.	Wald	P	OR (95% CI)
Age	0.018	0.018	0.992	0.319	1.018 (0.982–1.056)
Hypertension	–3.753	2.619	2.053	0.152	0.023 (0.000–3.977)
Diabetes	1.924	0.911	4.467	0.035	6.851 (1.150–40.815)
Fontaine staging	1.017	0.976	1.087	0.297	2.766 (0.409–18.723)
miR-21 expression	6.297	1.297	23.578	<0.001	542.901 (42.744–6895.482)

OR, odds ratio.