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Table 1 Clinicopathological characteristics according to the subtypes

From: Pattern of distant recurrence according to the molecular subtypes in Korean women with breast cancer

 

Luminal-A, n = 175(%)

Luminal-HER2, n = 34(%)

HER2-enriched, n = 41(%)

TNBC, n = 62(%)

P

Age

    

0.07

   ≤ 35

11(6.3)

7(20.6)

3(7.1)

6(9.7)

 

   > 35

164(93.7)

27(79.4)

39(92.9)

56(90.3)

 

Menopausal state, n = 299

    

0.07

   Premenopause

102

18

17

27

 

   Menopause

65

16

24

30

 

Tumor size, n = 309

    

0.73

   ≤ 5 cm

158(90.8)

31(91.2)

35(85.4)

55(91.7)

 

   > 5 cm

16(9.2)

3(8.8)

6(14.6)

5(8.3)

 

Nodal status, n = 306

    

0.59

   Negative

95(54.9)

15(44.1)

25(59.5)

31(54.4)

 

   Positive

78(45.1)

19(55.9)

17(40.5)

26(45.6)

 

Operation type

    

0.13

   BCS

22(12.6)

1(2.9)

2(4.8)

3(4.8)

 

   Mastectomy

153(87.4)

33(97.1)

40(95.2)

59(95.2)

 

Lymphovascular invasion

    

0.42

   Absent

90(51.4)

17(50.0)

23(54.8)

25(40.3)

 

   Present

85(48.6)

17(50.0)

19(45.2)

37(59.7)

 

Systemic therapy, n = 311

    

0.26

   None

3(1.7)

1(2.9)

0

2(3.3)

 

   Done

172(98.3)

33(97.1)

41(100)

59(96.7)

 

Radiation, n = 309

    

0.36

   None

148(85.1)

30(90.9)

37(88.1)

56(93.3)

 

   Done

26(14.9)

3(9.1)

5(11.9)

4(6.7)

 

Overall survival events

31(17.7)

11(32.4)

13(31.0)

15(24.2)

0.11