Table I.

Correlation of TNFAIP8 expression with clinical and pathological characteristics of gastric adenocarcinoma patients.

		TNFAIP8 expression
	Cases	Positive		Negative
Variable	n	n	%	n	%	χ2	P-value
Total cases	106	50	47.2	56	52.8
Gender						1.500	0.221
Male	70	36	51.4	34	48.6
Female	36	14	38.9	22	61.1
Age (years)
≥60	74	34	45.9	40	54.1	0.147	0.701
<60	32	16	50.0	16	50.0
Pathological grading						4.413	0.110
Well differentiated	14	3	21.4	11	78.6
Moderately differentiated	24	13	54.2	11	45.8
Poorly differentiated	68	34	50.0	34	50.0
Tumor size (maximum diameter)						0.482	0.488
≤5.0 cm	31	14	45.2	17	54.8
>5.0 cm	75	37	49.3	38	51.7
Vascular invasion						9.974	0.002
Yes	66	39	59.1	27	40.9
No	40	11	27.5	29	72.5
CA72-4						22.718	<0.001
≤6.9 KU/l	47	10	21.2	37	78.7
>6.9 KU/l	59	40	67.8	19	32.2
Lymphatic node metastasis						9.133	0.003
No	60	36	60.0	24	40.0
Yes	46	14	30.4	32	69.6
TNM stage						15.222	<0.001
I and II	27	4	14.8	23	85.2
III	41	24	58.5	17	41.5
IV	38	22	57.9	16	42.1
Tumor stage						13.151	0.001
T1-T2	28	5	17.9	23	82.1
T3	44	25	56.8	19	43.2
T4	34	20	58.8	14	41.2

TNFAIP8, tumor necrosis factor-α-induced protein 8; TNM, TNM Classification of Malignant Tumours; CA72-4, carbohydrate antigen 72-4.