Retrospective Comparative Study of the Effects of Dendritic Cell Vaccine and Cytokine-Induced Killer Cell Immunotherapy with that of Chemotherapy Alone and in Combination for Colorectal Cancer

Table 4

Comparison of MST in immunotherapy group and control group.

Group	Number	MST (days)	ΔMST (days)		( value)
Immunotherapy	17	198.00	92.00	5.109	0.02
Control	31	106.00