Interleukin-18 Is a Prognostic Marker and Plays a Tumor Suppressive Role in Colon Cancer

Table 2

The association between IL-18 and Ki-67 and cleaved caspase-3 expressions.

Tissue sample	IL-18 expression		value
	Negative	Positive
Ki-67
Negative expression	21	22	0.003	-0.269
Positive expression	55	18
Cleaved caspase-3
Negative expression	42	15	0.07	0.169
Positive expression	34	25

P values are based on Spearman’s correlation coefficient test. indicates a significant association among the variables.