Table 1.

Association analysis of IHC staining for Arpin versus clinicopathological factors of breast cancer

Variable	Number of patients (n = 176)	Arpin expression		P‐value
		High (n = 56)	Low (n = 120)
Age
>50	79	26	53	0.779
<50	97	30	67
Lymph node metastasis
Yes	88	16	72	<0.001
No	88	40	48
TNM stage
I	72	32	40	0.003
II	52	16	36
III	52	8	44
Grade
1	14	2	12	0.065
2	68	28	40
3	94	26	68
OR
Positive	122	34	88	0.091
Negative	54	22	32
PR
Positive	132	36	96	0.025
Negative	44	20	24
Her‐2
Positive	26	6	20	0.3
Negative	150	50	100
Ki‐67
Positive	66	20	46	0.738
Negative	110	36	74
Diameter
≥2	52	12	40	0.107
<2	124	44	80

Ki‐67 ≤ 20%: Negative.

Ki‐67 > 20%: Positive.

TNM: tumour, nodes, metastasis system; OR: oestrogen receptor; PR: progesterone receptor.