Table IV.

Gender difference of CXCL12 polymorphism in CRC patients and healthy controls

Variable	Male		Female		Value of p
	No.	No. of SNP	No.	No. of SNP
CRC patients	137	60	121	57	0.0695
Controls	138	33	162	19	0.0797
Value of p		0.0611		0.0203*