Significance of TNF-α and the Adhesion Molecules: L-Selectin and VCAM-1 in Papillary Thyroid Carcinoma

Table 8

Univariate survival analysis for OS in PTC patients ().

Variables		Patients died	Log rank test statistics
		(%)
Age
45 years	37	1 (3)	Log rank = 4.472, df = 1,
45 years	39	7 (18)
Gender
Female	51	2 (4)	Log rank = 6.870, df = 1,
Male	25	6 (24)
Metastasis
Absent	67	5 (7)	Log rank = 7.581, df = 1,
Present	9	3 (33)
Stage
Early (I + II)	43	1 (2)	Log rank = 6.859, df = 1,
Advanced (III + IV)	33	7 (21)
Multifocality
Absent	59	4 (7)	Log rank = 4.130, df = 1,
Present	17	4 (23)
Circulating levels
Circulating TNF-α
Low	38	1 (3)	Log rank = 5.129, df = 1,
High	38	7 (18)
Circulating L-Selectin
Low	38	5 (13)	Log rank = 0.502, df = 1,
High	38	3 (8)
Circulating VCAM-1
Low	38	3 (8)	Log rank = 0.515, df = 1,
High	38	5 (13)
Tumoural protein expression
TNF-α expression
Low	44	5 (11)	Log rank = 0.059, df = 1,
High	32	3 (91)
L-Selectin expression
Low	46	7 (15)	Log rank = 2.697, df = 1,
High	30	1 (7)
VCAM-1 expression
Low	46	5 (11)	Log rank = 0.027, df = 1,
High	30	3 (10)