. Author manuscript; available in PMC: 2015 May 1.

Published in final edited form as: J Vasc Surg. 2014 Jan 6;59(5):1368–1376. doi: 10.1016/j.jvs.2013.11.007

Table III.

Univariate and Multivariable Linear Regression Analysis to Predict Percentage of Thrombosis of UGS Injections of IPV

Univariate					Multivariable
Variable	Net effect (per unit)	p-value	95% CI lower	95% CI upper	Net effect (per unit)	p- value	95% CI lower	95% CI upper
Male Gender	−0.18	0.04	−0.35	−0.01	−0.21	0.03	−0.37	−0.02
Age (years)	−0.003	0.41	−0.009	0.004
Maximum BMI (kg/m²)	−0.01	0.01	−0.03	−0.002
Maximum BMI > 30 (kg/m²)	−0.19	0.02	−0.36	−0.03
Maximum Weight (kg)	−0.002	0.01	−0.003	−0.0005
Deep vein reflux	−0.04	0.63	−0.23	0.14
Previous deep vein thrombosis	−0.08	0.35	−0.26	0.09
History of smoking, current smoking	0.10	0.26	−0.07	0.27
Hyperlipidemia	−0.09	0.33	−0.26	0.09
Hypertension	−0.10	0.30	−0.29	0.09
Taking Coumadin	−0.18	0.06	−0.36	0.005	−0.21	0.01	−0.38	−0.05
Deep vein thrombosis after UGS IPV	−0.22	0.14	−0.50	0.07	−0.25	0.06	−0.53	0.02
Initial follow up to last follow up (days)	−0.00003	0.46	−0.0001	0.00005
Initial Ulcer Area (cm²)	−0.002	0.34	−0.005	0.002