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Table 1 Clinicopathological characteristics

From: The implications of a pathological complete response of the primary tumour after neoadjuvant chemotherapy for breast cancer on axillary surgery

 

Total group

N0

N1

p value

Number

77

62

15

 

Mean age

47.4 (22–75)

47.3 (22–75)

47 (34–71)

0.918

Tumour stage

Stage IIB

  T2 N1

15

13

2

 

Stage IIIA

  T2 N2

1

0

1

 

  T3 N1

25

18

7

 

  T3 N2

12

11

1

 

  Total

38

29

9

 

Stage IIIB

  T4a N1

13

11

2

 

  T4a N2

9

8

1

 

  Total 22

 

19

3

 

Stage IIIC

  T1 N3

1

0

1

 

  T3 N3

1

1

0

 

  Total

2

1

1

 

Histological type

 IDC

68

57

11

0.077

 ILC

6

3

3

 Others

3

2

1

Molecular subtype

 Luminal A

18

12

6

0.232

 Luminal B

12

10

2

 Her2+

24

22

2

 TNBC

23

18

5

 Mean tumour size

4.1 cm (1.2–11)

4.2 cm (2.5–11)

3.8 cm (1.2–7)

0.876

 Mean number of LNs

12.8

12.9

12.4

0.806

Histological grade

 Grade 2

57

45

12

0.094

 Grade 3

11

11

0

 Unknown

9

6

3

Surgery

 MRM

64

54

10

0.058

 CBS

13

8

5