Table 2.

Correlation of hypermethylation in 4 genes.

		APC		RASSF1		GSTP1
		neg	pos	neg	pos	neg	pos
ESR1	neg	42	11	44	9	41	7
	pos	18	14	19	13	20	7
		χ2 = 0.024*		χ2 = 0.016*		χ2 = 0.226
APC	neg			51	9	44	8
	pos			12	13	17	6
				χ2 = 0.000*		χ2 = 0,024*
RASSF1	neg					49	7
	pos					12	7
						χ2 = 0.019*

* p < 0.05