Table 3. The relationship of expression of SIX4 with clinical feature of colorectal cancer.

Clinical feature		SIX4 (mean ± SD)	t	P
Age	≥60	1.607 ± 1.824	1.062	0.295
	<60	2.651 ± 3.771
Sex	Male	1.282 ± 2.501	1.36	0.182
	Female	2.98 ± 3.569
M stage	M0	1.87 ± 2.704	0.599	0.553
	M1	2.913 ± 3.918
T stage	T1 + T2	0.721 ± 0.934	0.977	0.335
	T3 + T4	2.305 ± 3.143
TNM stage	I + II	0.790 ± 1.265	2.915	0.006
	III + IV	3.558 ± 3.849
N stage	N0	2.038 ± 2.886	3.177	0.003
	N1 + N2 + N3	3.751 ± 3.875