Endovenous Laser Ablation of Varicose Veins Preserves Biological Properties of Vascular Endothelium and Modulates Proinflammatory Agent Profile More Favorably Than Classic Vein Stripping

Table 2

Surgery-related changes in serum concentration of proinflammatory agents.

Agent	Decreases				Increases
	CVS		EVLA		CVS		EVLA
	/total	%	/total	%	/total	%	/total	%
ICAM-1	9/20	45	17/20	85	11/20	55	3/20	15	Yes
VCAM-1	11/19	58	5/19	26	8/19	42	14/19	74	No
E-selectin	14/19	74	13/20	65	5/19	26	7/20	35	No
P-selectin	11/20	55	9/19	47	9/20	45	10/19	53	No
uPA	14/19	74	13/20	65	5/19	26	7/20	35	No
PAI-1	8/19	42	14/20	70	11/19	58	6/20	30	No
ET-1	8/20	40	15/20	75	12/20	60	5/20	25	Yes
TFPI	13/19	68	9/19	47	6/19	32	10/19	53	No

value indicates the number of patients in whom the level of a given factor decreased or increased. values refer to the made assumptions (see Results for details) and are determined by the statistical analysis of differences between proportions.