Table 4.

Expression of HGF and Met between primary tumors and corresponding Metastases in SLM group and LN group.

TxNxM1(21 cases)				TxN0M1(9 cases)					TxNxM0 (21cases)						TxNxM1(21cases)
T	L		cases	T		L	cases			T	RN			cases	T	RN		cases
HGF expression between primary tumors and corresponding metastases of subgroups
N		N	6	N	N			1	N			N	8		N		N	3
N		P	0	P	N			2	N			P	4		N		P	3
P		N	1	N	P			2	P			N	0		P		N	0
P		P	14	P	P			4	P			P	9		P		P	15
Concordance			95%					56%					81%					86%
discordance			5%					44%					19%					14%
McNeMar			21	McNeMar				9	McNeMar				21		McNeMar			21
P=1.000			cases	P=1.000				cases	P=0.125				cases		P=0.250			cases
MET expression between primary tumors and corresponding metastases of subgroups
N		N	0	N	N			1	N			N	0		N		N		1
N		P	2	N	P			0	N			P	3		N		P		1
P		N	2	P	N			2	P			N	0		P		N		1
P		P	17	P	P			6	P			P	18		P		P		18
Concordance			81%					78%					86%						89%
discordance			19%					22%					14%						11%
McNeMar			21	McNeMar				9	McNeMar				21		McNeMar				21
P=1.000			cases	P=0.500				cases	P=0.250				cases		P=1.000				cases

T: Primary tumor; RN: Regional lymph node metastasis; L: Synchronous liver metastasis; N: negative, P: positive.