Clinical Effects of Xihuang Pill Combined with Chemotherapy in Patients with Advanced Colorectal Cancer

Table 5

Comparison of CEA.

Groups		Pretreatment; ng/ml	Posttreatment; ng/ml
Experimental group	32	66.5 (27.3, 462.5)	25.0 (15.5, 117.5)	0.000
Control group	31	68.0 (25.0, 523.0)	59.0 (32.0, 410.0)	0.074
		0.837	0.033