Table 2.

Expression of IL-6 in relation to pathologic and clinical variables.

Clinicopathological parameters	N2	IL-6 xpression		χ2	P value
		+	−
All	105	63	42
Age (years)				1.199	0.274
<50	57	38	19
≥50	48	27	21
Tumor size				5.695	0.017
<4c m	58	30	28
≥4 cm	47	35	12
FIGO stage				10.239	0.001
<IIA	50	23	27
>IIB	55	42	13
Lymph node metastasis				0.005	0.945
Absence	81	50	31
Presence	24	15	9
Stromal invasion				2.817	0.093
<2/3 depth	74	42	32
≥2/3 depth	31	23	8
Tumor differentiation				5.210	0.022
Well + moderate	56	29	27
Poor	49	36	13