Table 6. Correlation between C7 polymorphisms and clinical characteristics.

Clinical pathological characteristics	rs1061429 C > A		rs1376178 C > A
	Tau-b	P value	Tau-b	P value
TNM stage	0.074	0.089	0.021	0.631
Tumor size	0.071	0.123	−0.004	0.935
Lymph node metastasis	0.104	0.022	0.065	0.156
Distant metastasis	0.086	0.075	0.027	0.569