Survey of molecular profiling during human colon cancer development and progression by immunohistochemical staining on tissue microarray

Table 3 Comparison of IHC results of Cox-2 and nm23-h1among varying tissues

Histology	n	Cox-2				P	nm23-h1				P
		-	+	++	+++		-	+	++	+++
Cancer	85	4	4	30	47		5	7	33	29
Adenomas	18	2	0	13	3	0.002	2	1	13	2	0.007
Benign tissue	9	3	0	1	5		4	1	2	1
Total	112	9	4	44	55		11	9	48	32

Fisher’s exact test.