Table 2.

Relationship between expression of RECK, MMP-2, MMP-9 and clinicopathologic features

Variables	Category		RECK		P	MMP-2		P	MMP-9		P
			low	high		low	high		low	high
Gender	male	64	30	34	0.94	14	50	0.247	12	52	0.012
	female	44	22	22		14	30		18	26
Age	<60	44	20	24	0.642	9	35	0.164	16	28	0.099
	≥60	64	32	32		19	45		14	50
Differentiation	well	62	18	44	0	24	38	0.001	28	34	0
	mod/poor	46	34	12		4	42		2	44
Lymph node metastasis	yes	50	38	12	0.019	6	44	0.002	7	43	0.003
	no	58	14	44		22	36		23	35
T stage	T1, T2	62	18	44	0	26	36	0	28	34	0
	T3, T4	23	34	12		2	44		2	44

P<0.05.