Table 1

Relations between proteina expression and clinicopathological characteristics in patients with breast cancer

Characteristic
Cks1
Skp2
p27Kip1


High
Low
Pb
High
Low
Pb
High
Low
Pb

Grade









     1
2
8
0.012
2
8
0.005
2
8
0.032
     2
14
14
0.012
7
21
0.005
14
14
0.032
     3
10
2
0.012
9
3
0.005
8
4
0.032
Tumor sizec









     T1
15
18
0.333
10
23
0.265
19
14
0.485
     T2
10
6
0.333
7
9
0.265
8
8
0.485
     T3
1
0
0.333
1
0
0.265
0
1
0.485
Lymph node involvementc









     N0
16
15
0.508
11
20
0.803
18
13
0.387
     N1
6
3
0.508
4
5
0.803
3
6
0.387
     N2
4
6
0.508
3
7
0.803
6
4
0.387
Estrogen receptor expression









     Negative
17
6
0.013
16
7
0.001
9
14
0.048
     Positive
10
17
0.013
3
24
0.001
17
10
0.048
Progesterone receptor expression









     Negative
15
3
0.006
14
4
0.001
5
13
0.032
     Positive
12
20
0.006
4
27
0.001
20
12
0.032
Age (years)









     >50
14
5
0.017
12
7
0.002
7
12
0.051
     < 50
12
19
0.017
25
6
0.002
20
11
0.051

aCks1, cyclin kinase subunit 1; p27Kip1, a cell-cycle inhibitory protein; Skp2, S-phase kinase protein 2. bRefers to the differences between protein expression and the variables. cAccording to the TNM (tumor, node, metastases) staging system of the American Joint Committee on Cancer. P ≤ 0.05 (values shown in bold type) was considered statistically significant.

Slotky et al. Breast Cancer Research 2005 7:R737   doi:10.1186/bcr1278

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