Characteristic of the initial tumor

Population

Frequency (%)

Histological type

- Invasive ductal

122

68.5

- Invasive lobular

56

31.4

- Total

178

100

Clinical stage

- I

25

14

- II

68

38.2

- III

85

47.8

- Total

178

100

Grade SBR

- I

31

17.4

- II

63

35.4

- III

84

47.2

- Total

178

100

Ki 67

- Low

8

13.8

- Middle

23

39.7

- High

27

46.5

- Total

58

100

Hormonal status

- Positive

12

20.7

- Negative

46

79.3

- Total

58

100

HER2

- Positive

21

42

- Negative

37

58

- Total

58

100