Table 1.

Clinicopathological analysis of the expression of various tumor markers in surgically resected EOC

Variables		WT1		MK		ER		PR		Ki67		p53
		Neg	Pos	Neg	Pos	Neg	Pos	Neg	Pos	Neg	Pos	Neg	Pos
Histology	Serous (n = 75)	15	60	16	59	37	38	49	26	35	40	34	41
	Others (n = 44)	20	24	18	26	21	23	27	17	22	22	21	23
	P		0.006		0.038		0.983		0.812		0.872		0.950
FIGO stage	I/II (n = 51)	17	34	14	37	25	26	33	18	24	27	25	26
	III/IV (n = 68)	18	50	20	48	33	35	43	25	33	35	30	38
	P		0.542		0.977		0.895		0.978		0.979		0.730
Grade	G1/G2 (n = 37)	16	21	21	16	19	18	22	15	17	20	19	18
	G3 (n = 82)	19	63	13	69	39	43	54	28	40	42	36	46
	P		0.045		0.000		0.853		0.641		0.000		0.578
Metastasis	Yes (n = 75)	20	55	23	52	27	48	45	30	34	41	31	44
	No (n = 44)	15	29	11	33	31	13	31	13	23	21	24	20
	P		0.516		0.652		0.001		0.343		0.588		0.228
Chemosensitivity	No (n = 39)	13	26	18	21	17	22	23	16	20	19	20	19
	Yes (n = 57)	21	36	13	44	22	35	32	25	30	27	28	29
	P		0.892		0.029		0.781		0.948		0.938		1.000

Legend: ER, estrogen receptor; Ki67, antigen KI-67; MK, midkine; p53, tumor protein 53; PR, progesterone receptor; WT1, Wilms tumor protein; Neg, negative; Pos, positive.