Table 1.

Patient and disease characteristics of endometrial cancer patients with endometrioid, uterine serous papillary (USPC), and clear cell type histology.

	Endometrioid		Serous Papillary		Clear Cell
	No.	Valid %	No.	Valid %	No.	Valid %
	150		112		25
Median Age (Range)	68 (38 − 90)		69 (47 − 93)		66 (41 − 86)
Median follow up	64 (0.3 − 199)		20 (0.1 − 162)		34 (0.2 − 180)
Surgery dates (Range)	5/84 − 3/04		2/84 − 12/04		3/88 − 5/04
Stage
I	102	(68)	32	(29)	12	(48)
II	9	(6)	0	(0)	0	(0)
III	24	(16)	21	(19)	7	(28)
IV	15	(10)	59	(53)	6	(24)
Grade
1	52	(35)	1	(1)	2	(8)
2	58	(39)	1	(1)	3	(12)
3	40	(27)	93	(98)	20	(80)
Claudin-3
Positive	53/138	(38)	69/89	(78)	14/23	(61)
Claudin-4
Positive	12/140	(9)	49/88	(56)	10/23	(44)