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Table 5 Association of Her2 neu expression with clinicopathologic parameters in prostatic acinar adenocarcinoma

From: Prognostic utility of epidermal growth factor receptor (EGFR) expression in prostatic acinar adenocarcinoma

  

n(%)

P-Value

Positive (n = 28)

Negative (n = 95)

Age Group

≤70 years

16(57.1)

61(64.2)

0.497

> 70 years

12(42.9)

34(35.8)

Total gleason score

6

4(14.3)

35(36.8)

0.029

7

5(17.9)

24(25.3)

8

8(28.6)

19(20)

9

11(39.3)

17(17.9)

WHO grade groupª

Grade 1

4(14.3)

35(36.8)

0.014

Grade 2

3(10.7)

22(23.2)

Grade 3

2(7.1)

2(2.1)

Grade 4

8(28.6)

19(20)

Grade 5

11(39.3)

17(17.9)

Tumor Quantification

< 10%

3(10.7)

20(21.1)

0.028

10–50%

4(14.3)

31(32.6)

> 50%

21(75)

44(46.3)

Perineural invasion

Present

14(50)

32(33.7)

0.117

Absent

14(50)

63(66.3)

Lymphovascular invasionª

Present

0(0)

3(3.2)

1.000

Absent

28(100)

92(96.8)

Extraprostatic extensionª

Present

0(0)

7(7.4)

0.349

Absent

28(100)

88(92.6)

Seminal vesicle invasion ª

Present

2(7.1)

2(2.1)

0.222

Absent

26(92.9)

93(97.9)

Recurrence

Yes

19(67.9)

14(14.7)

< 0.001

No

9(32.1)

81(85.3)

EGFR

Positive

8(28.6)

92(96.8)

< 0.001

Negative

20(71.4)

3(3.2)

  1. Chi square test was applied
  2. ªFisher exact test applied
  3. P-Value≤0.05, considered as significant