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Table 3 Correlations between subtype and clinicopathological parameters in 71 mucinous breast carcinomas

From: Clinical significance of the sub-classification of 71 cases mucinous breast carcinoma

Parameters

MBC (n=71)

p value

PMBC (n=48)

p value

 

MMBC (n=23)

PMBC (n=48)

 

PMBC-A (n=32)

PMBC-B (n=16)

 

Age at operation

14 (60.9%)

24 (50.0%)

0.390

14 (43.8%)

10 (62.5%)

0.220

  ≤64

9 (39.1%)

24 (50.0%)

 

18 (56.2%)

6 (37.5%)

 

  >64

      

Pathological stage

9 (39.1%)

14 (29.2%)

0.401

8 (25.0%)

6 (37.5%)

0.369

  I

14 (60.9%)

34 (70.8%)

 

24 (75.0%)

10 (62.5%)

 

  II and III

      

pTumor size

11 (47.8%)

14 (29.2%)

0.123

8 (25.0%)

6 (37.5%)

0.175

  ≤2 cm

12 (52.2%)

34 (70.8%)

 

24 (75.0%)

10 (62.5%)

 

  >2 cm

      

pLymph node status

19 (82.6%)

44 (91.7%)

0.162

30 (93.8%)

14 (87.5%)

0.460

  Negative

4 (17.4%)

4 (8.3%)

 

2 (6.2%)

2 (12.5%)

 

  Positive

      

Lymphovascular invasion

16 (69.6%)

40 (83.3%)

0.184

29 (90.6%)

11 (68.8%)

0.057

  Negative

7 (30.4%)

8 (16.7%)

 

3 (9.4%)

5 (32.2%)

 

  Positive

      

HR (ER and / or PR)

1 (4.3%)

2 (4.2%)

0.454

1 (3.1%)

1 (6.3%)

0.453

  Negative

22 (95.7%)

46 (95.8%)

 

31 (96.9%)

15 (93.7%)

 

  Positive

      

HER2 status

23 (100.0%)

47 (97.9%)

0.676

31 (96.9%)

16 (100.0%)

0.667

  Negative

0 (0.0%)

1 (2.1%)

 

1 (3.1%)

0 (0.0%)

 

  Positive

      

Ki67

17 (73.9%)

46 (95.8%)

0.010

30 (93.8%)

16 (100.0%)

0.439

  Negative

6 (26.1%)

2 (4.2%)

 

2 (6.2%)

0 (0.0%)

 

  Positive

      

Nuclear grade

11 (47.8%)

44 (91.7%)

< 0.001

30 (93.8%)

14 (87.5%)

0.306

  1

12 (52.2%)

4 (8.3%)

 

2 (6.2%)

2 (22.5%)

 

  2 and 3

      

EIC

12 (52.2%)

28 (58.3%)

0.624

20 (62.5%)

8 (50.0%)

0.174

  Negative

11 (47.8%)

20 (41.7%)

 

12 (37.5%)

8 (50.0%)

 

  Positive

      
  1. BMC breast mucinous carcinoma, MMBC mixed mucinous carcinoma, PMBC pure mucinous carcinoma, HR Hormone receptor, EIC extensive intraductal component.