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Table 4 Association of COL11A1 variant A with clinicopathological characteristics in breast cancer tissues

From: Development of novel real-time PCR methodology for quantification of COL11A1 mRNA variants and evaluation in breast cancer tissue specimens

 

Presence or absence of variant A (qualitative)

Number of A copies (percentile: 50 th ) (quantitative)

Copies of variant A (for positive samples)

Clinical features

N (%)

Absence n (%)

Presence n (%)

Pearson χ 2 or Fisher’s exact

Ν (%)

Low

High

Pearson χ 2 or Fisher’s exact

Median

Mann–Whitney

p-value

n (%)

n (%)

p-value

p-value

Age Group

   

0.060

   

1.000

 

0.420

  < =50 years

26 (35.6)

22 (42.3)

4 (19.0)

 

4 (19.0)

2 (16.7)

2 (22.2)

 

33,246

 

  > 50 years

47 (64.4)

30 (57.7)

17 (81.0)

 

17 (81.0)

10 (83.3)

7 (77.8)

 

99,636

 

Tumor Size

   

0.912

   

1.000

 

0.941

  ≤ 2.0 cm

59 (67.0)

40 (66.7)

19 (67.9)

 

19 (67.9)

10 (71.4)

9 (67.9)

 

96,274

 

  > 2.0 cm

29 (33.0)

20 (33.3)

9 (32.1)

 

9 (32.1)

4 (28.6)

5 (35.7)

 

38,092

 

Histopathological Type

   

0.576

   

0.042

 

0.071

 Lobular & rest

18 (20.0)

13 (21.7)

5 (16.7)

 

5 (16.7)

0 (0.0)

5 (33.3)

 

108,055

 

 Intraductal infiltrating

72 (80.0)

47 (78.3)

25 (83.3)

 

25 (83.3)

15 (100.0)

10 (66.7)

 

69,402

 

Lymph-node Involvement

   

0.825

   

0.683

 

0.500

 Negative (Ν0)

55 (67.1)

38 (67.9)

17 (65.4)

 

17 (65.4)

7 (58.3)

10 (71.4)

 

106,233

 

 Positive (Ν+)

27 (32.9)

18 (32.1)

9 (34.6)

 

9 (34.6)

5 (41.7)

4 (28.6)

 

37,995

 

Metastasis

   

0.124

   

1.000

 

0.570

 Negative M0

47 (85.5)

32 (91.4)

15 (75.0)

 

15 (75.0)

7 (70.0)

8 (80.0)

 

96,198

 

 Positive M1

8 (14.5)

3 (8.6)

5 (25.0)

 

5 (25.0)

3 (30.0)

2 (20.0)

 

78,617

 

Grade

   

0.352

   

0.683

 

0.328

 Low (1–2)

60 (73.2)

42 (76.4)

18 (66.7)

 

18 (66.7)

9 (60.0)

9 (75.0)

 

87,999

 

 High (3)

22 (26.8)

13 (23.6)

9 (33.3)

 

9 (33.3)

6 (40.0)

3 (25.0)

 

30,156

 

Estrogen-receptor Status

   

0.269

   

0.109

 

0.059

 Negative

21 (23.9)

12 (20.3)

9 (31.0)

 

9 (31.0)

7 (46.7)

2 (14.3)

 

20,319

 

 Positive

67 (76.1)

47 (79.7)

20 (69.0)

 

20 (69.0)

8 (53.3)

12 (85.7)

 

100,602

 

Progesterone-receptor Status

   

0.403

   

1.000

 

0.825

 Negative

46 (52.3)

29 (49.2)

17 (58.6)

 

17 (58.6)

9 (60.0)

8 (57.1)

 

89,068

 

 Positive

42 (47.7)

30 (50.8)

12 (41.4)

 

12 (41.4)

6 (40.0)

6 (42.9)

 

56,729

 

HER2 Overexpression Status

   

0.257

   

1.000

 

0.254

 Negative

72 (81.8)

51 (85.0)

21 (75.0)

 

21 (75.0)

10 (71.4)

11 (78.6)

 

93,872

 

 Positive

16 (18.2)

9 (15.0)

7 (25.0)

 

7 (25.0)

4 (28.6)

3 (21.4)

 

31,872

 

TNBC, n (%)

   

0.819

   

0.169

 

0.146

 Yes

17 (19.3)

11 (18.6)

6 (20.7)

 

6 (20.3)

5 (33.3)

1 (7.1)

 

90,085

 

 No

71 (80.7)

48 (81.4)

23 (79.3)

 

23 (79.3)

10 (66.7)

13 (92.9)

 

20,493