Table 2

Clinicopathological features and CXCR4 staining intensities of diffuse type breast cancer

Feature
High intensity (n = 28)
Low intensity (n = 31)
P

Age (years)
52.4 ± 8.5
54.2 ± 9.6
NS
Sex



     Male
1
0

     Female
27
31
NS
Tumor size (cm)



     ≤ 2.0
9
10

     2.0–5.0
15
18

     >5.0
4
3
NS
Pathological type



     Papillotubular
7
13

     Solid tubular
6
3

     Scirrhous
15
12

     Others
0
3
NS
Histological grade



     1
12
15

     2
11
12

     3
5
4
NS
Lymphatic invasion



     Negative
11
20

     Positive
17
11
NS
Venous invasion



     Negative
16
25

     Positive
12
6
NS
Estrogen receptor



     Negative
11
12

     Positive
15
14

     Unknown
2
5
NS
Lymph node metastasis



     Negative
15
17

     Positive
13
14
NS
Distant metastasis



     Negative
21
27

     Positive
7
4
NS

The differences between the two groups were evaluated by χ2 tests. NS; not significant.

Kato et al. Breast Cancer Res 2003 5:R144   doi:10.1186/bcr627

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