Table 1.

 Correlations between nestin expression and clinicopathological features

Variable	n	Nestin−	Nestin+	P‐value
Age
<35 years	14	12	2	0.854
>35 years	136	114	22
Tumor size
T1	31	27	4	0.057
T2	94	82	12
T3	25	17	8
Histological grade
I	21	21	0	0.001
II	93	90	3
III	36	15	21
Stage
DCIS	19	16	3	0.979
IDC	131	110	21
Lymphovascular invasion status
Negative	68	57	11	0.957
Positive	82	69	13
Metastatic nodes
pN0	97	85	12	0.209
pN1	35	30	5
pN2	13	9	4
pN3	5	2	3
Triple‐negative breast cancer
Yes	21	9	12	0.000
No	129	117	12

DCIS, ductal carcinoma in situ; IDC, invasive ductal carcinoma.