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Table 4 Ki67 expression and change value at CNB and SRB in different surgery time intervals

From: Surgery time interval and molecular subtype may influence Ki67 change after core needle biopsy in breast cancer patients

 

No.

Median Ki67 % (IQR)

Mean Ki67 % (SD)

All populations

276

  

  CNB

 

20 (10, 40)

26.2 (22.0)

  SRS

 

25 (10, 40)

29.1 (22.0)

  Ki67 changea

 

0 (-4.5. 10)

2.9 (13.2)

1-2 days

55

  

  CNB

 

20 (10, 40)

27.7 (21.0)

  SRS

 

20 (10, 40)

26.6 (19.1)

  Ki67 changea

 

0 (-10, 5)

-1.1 (11.0)

3-4 days

113

  

  CNB

 

20 (10, 50)

28.4 (24.6)

  SRS

 

25 (10, 50)

30.5 (23.0)

  Ki67 changea

 

0 (-5, 10)

2.1 (15.2)

≥5 days

108

  

  CNB

 

17.5 (10, 30)

23.2 (20.8)

  SRS

 

25 (10, 40)

28.8 (22.4)

  Ki67 changea

 

5 (0, 10)

5.6 (11.4)

  1. aKi67 change, SRS minus CNB
  2. Abbreviation: CNB core needle biopsy, IQR inter quartile range, SRS surgically removed samples, SD standard deviation