Table 2.

Demographic and pathologic information of patients

Parameters	Number (%)	Methylation of GRHL3 (P value)	Methylation of PHLDA (P value)
Age	< 60	30 (67.7)	0.9053	0.9540
	≥ 60	15 (33.3)
Gender	Male	33 (73.3)	0.4244	0.1471
	Female	12 (26.7)
Stage	II	18 (40)	0.72	0.9693
	III	27 (60)
Grade	I	9 (20)	0.4213	0.0053**
	II	15 (33.3)
	III	21 (46.7)
Smoking	YES	30 (66.7)	0.2488	0.2351
	NO	15 (33.6)