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

Table 1 HER2 expression in gastric adenocarcinoma

		n	HER2 score				χ2	P	Univariate analysis
			0	1	2	3			rs	P
Gender	F	244	149	58	19	18	10.106	0.001	-	-
	M	713	366	176	98	73
Age (yr)	≤ 70	682	370	164	82	66	1.347	0.418	-	-
	> 70	275	145	70	35	25
pT	T1	51	28	14	6	3	7.464	0.070	-	-
	T2	145	79	38	19	9
	T3	749	404	179	90	76
	T4	12	4	3	2	3
pN	N0	243	138	60	27	18	13.591	0.335	-	-
	N1	140	63	34	23	20
	N2	205	104	50	31	20
	N3	369	210	90	36	33
pM	M0	935	506	232	114	83	19.984	0.001	0.077	0.020
	M1	22	9	2	3	8			0.105	0.002
pTNM	I	110	59	32	16	3	29.943	0.041	0.039	0.187
	II	267	151	57	30	29
	III	558	296	143	68	51
	IV	22	9	2	3	8
G	Low	324	135	82	50	57	51.360	0.000	-	-
	High	633	380	152	67	34
Lauren	Intestinal	568	256	145	83	84	79.548	0.000	-	-
	Diffuse/mixed	389	253	88	34	7

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