Hypomethylation of ETS Transcription Factor Binding Sites and Upregulation of PARP1 Expression in Endometrial Cancer

Table 1

Association of PARP1 expression in 50 EAC tissues with clinicopathological features.

Factors	PARP1 immunoreactivity score			𝑃
	𝑛	<2	≥2
Age
<60	38	9	29
≥60	12	4	8	𝑃=0.71
Tumor FIGO stage
I	29	4	25
II or III	21	9	12	𝑃=0.027
Histological grade
G1	19	10	9
G2 or G3	31	3	28	𝑃=0.002
Myometrial invasion
<1/2	32	7	25
≥1/2	18	6	12	𝑃=0.504
Lymph node metastasis
Negative	33	8	25
Positive	17	5	12	𝑃=0.74
Body mass index
<25	29	11	18
≥25	21	2	19	𝑃=0.047