ppENK Gene Methylation Status in the Development of Pancreatic Carcinoma

Table 1

Case characteristics.

	Case	ppENK methylation	ppENK nonmethylation	Fisher's exact test
Differentiation	31	28	3	P = 0.125
Poor	8	6	2
Moderate	15	15	0
High	8	7	1
Tumor stage	31	28	3	P = 0.533; OR = 1.556
I/II	21	18	3
III/IV	10	10	0
Tumor size	29	27	2	P = 1.000; OR = 1.455
≤3 cm	12	11	1
>3 cm	17	16	1
Tumor location	31	28	3	P = 1.000; OR = 0.947
Head	21	19	2
Body and tail	10	9	1
Sex	31	28	3	P = 1.000; OR = 1.217
M	26	23	3
F	5	5	0
Age	31	28	3	P = 1.000; OR = 1.733
>60 years	17	15	2
≤60 years	14	13	1
Smoking	31	28	3	P = 0.205; OR = 0.800
No	22	20	2
Yes	9	8	1
Alcohol	31	28	3	P = 0.271; OR = 0.154
No	28	26	2
Yes	3	2	1
CA199	27	24	3	P = 0.545; OR = 0.526
>37 u/mL	21	19	2
<37 u/mL	6	5	1

OR: odds ratio.