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Table 4
Analysis of the correlation between the WWOX results and clinicopathological parameters in the young groups and old groups
Items	Young groups(n) WWOX		Old groups(n) WWOX		r	P
	—	+	—	+
ER					0.118	0.080
—	2	34	5	26
+	12	59	10	71
PR					0.113	0.094
—	6	43	11	56
+	8	50	4	41
C-erbB2					0.033	0.629
—	11	67	14	79
+	3	26	1	18
Ki67					0.010	0.987
<15%	6	37	11	4
≥15%	8	56	39	58
Histological grades					0.016	0.819
I	1	2	4	15
II	11	58	11	70
III	2	33	0	12
PTNM					−0.085	0.207
0~I	1	13	3	33
II	8	47	10	49
III	5	33	2	15
Axillary lymph node metastasis					0.099	0.144
Yes	12	59	8	32
No	2	34	7	65

Zhang et al. Diagnostic Pathology 2012 7:181 doi:10.1186/1746-1596-7-181

Table 4