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Table 2 Relationship of immunohistochemical results with various clinicopathological parameters

From: Alterations of p16-pRb Pathway and Chromosome Locus 9p21–22 in Sporadic Invasive Breast Carcinomas

 

Tumor Size (cm)

Lymph Node Metastasis

Grade

Stage

ER

PR

IHC

<2

2

>2

p

No

Yes

p

I

II

III

p

I

II

III

IV

p

P

N

p

P

N

p

p16 NE

6

9

10

 

8

17

 

5

13

7

 

7

10

8

0

 

7

18

 

11

14

 

AE

6

3

17

0.091

9

17

0.921

3

18

5

0.445

4

12

7

3

0.256

4

22

0.45

11

15

0.87

Total

12

12

27

 

17

34

 

8

31

12

 

11

22

15

3

 

11

40

 

22

29

 

pRb NE

8

8

22

 

8

30

 

7

22

9

 

7

16

11

4

 

8

30

 

18

20

 

AE

6

4

6

0.340

9

7

0.026

2

11

3

0.749

5

7

4

0

0.460

3

13

0.85

4

12

0.22

Total

14

12

28

 

17

37

 

9

33

12

 

12

23

15

4

 

11

43

 

22

32

 

p16/pRb NE/NE

3

5

6

 

2

12

 

4

7

3

 

4

5

5

0

 

5

9

 

7

7

 

NE/AE

3

4

3

 

5

5

 

1

6

3

 

3

4

3

0

 

1

9

 

3

7

 

AE/NE

5

3

14

0.406

6

16

0.068

3

14

5

0.573

3

10

6

3

0.779

3

19

0.33

10

12

0.67

AE/AE

1

0

3

 

3

1

 

0

4

0

 

1

2

1

0

 

1

3

 

1

3

 

Total

12

12

26

 

16

34

 

8

31

11

 

11

21

15

3

 

10

40

 

21

29

 
  1. Abbreviations: IHC, immunohistochemistry; NE, normal expression; AE, aberrant expression; ER/PR, estimation of estrogen and progesterone receptor expression, respectively; P, positive (overexpression); N, negative (normal expression).