Differences in HER2 over-expression between proximal and distal gastric cancers in the Chinese population

Table 4 HER2 expression in distal gastric adenocarcinoma

		n	HER2 score				χ2	P	Univariate analysis
			0	1	2	3			rs	P
Gender	F	136	92	30	6	8	11.510	0.000	0.148	0.000
	M	308	163	78	39	28
Age (yr)	≤ 70	311	181	72	34	24	2.443	0.446	-	-
	> 70	133	74	36	11	12
pT	T1	41	24	11	5	1	3.983	0.131	-	-
	T2	84	49	22	8	5
	T3	310	178	72	31	29
	T4	9	4	3	1	1
pN	N0	111	67	26	12	6	9.645	0.255	-	-
	N1	70	32	18	10	10
	N2	81	44	21	9	7
	N3	182	112	43	14	13
pM	0	432	251	107	44	30	29.728	0.000	0.133	0.000
	1	12	4	1	1	6
pTNM	I	67	39	18	10	0	39.702	0.164	-	-
	II	138	77	31	14	16
	III	227	135	58	20	14
	IV	12	4	1	1	6
G	Low	121	51	30	18	22	31.286	0.000	-0.231	0.000
	High	323	204	78	27	14
Lauren	Intestinal	228	106	60	32	30	40.352	0.000	-0.209	0.000
	Diffuse/mixed	209	143	47	13	6

pTNM: Pathological tumor-node-metastasis; M: Male; F: Female.