Table 3.

Univariate analysis and multivariate analysis of the factor associated to reintervention of superficial femoral artery stenting

Variable	Univariate analysis		Multivariate analysis
	HR (95% CI)	P-value	HR (95% CI)	P-value
Age	-	-	1.019 (0.988–1.050)	0.239
Sex, male	1.402 (0.548–3.587)	0.438	2.319 (0.891–6.034)	0.085
Lesion length >8 cm	2.624 (1.178–4.389)	0.042	2.904 (1.161–5.197)	0.048
TASC II C or D	2.050 (1.044–3.689)	0.031	3.103 (1.676–5.745)	0.000
Concurrent procedure	0.894 (0.428–1.945)	0.614	0.938 (0.537–1.865)	0.752
Critical limb ischemia	1.161 (0.604–2.073)	0.378	1.029 (0.578–1.830)	0.924
Patent tibial artery	-	-	0.349 (0.125–0.783)	0.028
Hypertension	1.524 (0.092–1.946)	0.432	0.788 (0.437–1.419)	0.427
Chronic renal failure	1.723 (0.282–2.912)	0.329	1.129 (0.387–3.209)	0.459
Diabetes	2.503 (1.256–3.888)	0.039	3.420 (1.428–5.774)	0.035
Smoking	1.144 (0.618–2.105)	0.396	1.163 (0.620–2.182)	0.638

HR, hazard ratio; CI, confidence interval.