Table V.

Univariate and Multivariable Linear Regression Analysis to Predict Ulcer Recurrence

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	0.50	0.13	−0.15	1.15
Age (years)	−0.02	0.14	−0.04	0.01	−0.02	0.05	−0.34	0.0004
Maximum Weight (kg)	0.003	0.34	−0.003	0.008
Deep vein reflux	0.45	0.21	−0.25	1.16
Previous deep vein thrombosis	−0.04	0.91	−0.73	0.65
History of smoking, current smoking	0.34	0.30	−0.31	1.002
Diabetes mellitus	0.90	0.07	−0.07	1.87
Hyperlipidemia	−0.002	0.99	−0.67	0.66
Hypertension	0.49	0.19	−0.24	1.21	0.78	0.04	0.01	1.54
Taking Coumadin	0.37	0.31	−0.35	1.07
Deep vein thrombosis after UGS IPV	−0.66	0.84	−1.16	0.94
Last UGS IPV injection a success	−0.0003	0.999	−0.78	0.78
Initial follow up to time to first UGS IPV (days)	0.0004	0.01	0.0001	0.001
Number of UGS IPV	0.05	0.50	−0.09	0.18
Initial follow up to last follow up (days)	0.0004	0.005	0.0001	0.0006	0.0003	0.02	0.00005	0.0006
% success UGS IPV	−0.58	0.19	−1.47	0.30
Initial Ulcer Area (cm2)	−0.004	0.54	−0.02	0.009