Table 2.

Associations between expression of Nanog, CD133, and WWOX and clinicopathologic characteristics of invasive breast carcinoma (IBC)

Variable	Nanog		P	CD133		P	WWOX		P
	-	+		-	+		-	+
Age (years)			0.876			0.592			0.619
< 50	54	80		53	81		70	64
≥ 50	29	41		25	45		34	36
Location			0.477			0.537			0.885
Left	46	57		40	63		52	51
Right	34	60		34	60		49	45
Bilateral	3	4		4	3		3	4
Smoking			0.483			0.122			0.168
No	71	99		69	101		83	87
Yes	12	22		9	25		21	13
Size (cm)			< 0.001			0.014			0.002
≤ 2.0	38	21		31	28		23	36
2.0 < S ≤ 5.0	43	79		42	80		62	60
> 5.0	2	21		5	18		19	4
Differentiation			< 0.001			< 0.001			< 0.001
G 1	39	11		34	16		13	37
G 2	37	61		38	60		52	46
G 3	7	49		6	50		39	17
Tumor stage			< 0.001			0.046			0.005
T1	39	21		31	29		22	38
T2	40	77		41	76		61	56
T3	2	16		4	14		14	4
T4a	2	7		2	7		7	2
LNM			0.001			< 0.001			< 0.001
N0	57	49		55	51		34	72
N1	20	49		21	48		45	24
N2	6	18		1	23		20	4
N3	0	5		1	4		5	0
TNM stages			< 0.001			< 0.001			< 0.001
I	26	7		24	9		7	26
II	48	78		49	77		60	66
III	9	36		5	40		37	8
ER expression			0.074			0.255			0.011
Negative	32	62		32	62		57	37
Positive	51	59		46	64		47	63
PR expression			0.011			0.085			0.026
Negative	40	80		40	80		69	51
Positive	43	41		38	46		35	49
HER2 expression			0.002			0.002			< 0.001
Negative	69	76		65	80		57	88
Positive	14	45		13	46		47	12