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Table 2 The status of axillary lymph node (ALN) after neoadjuvant chemotherapy in group A

From: Sentinel lymph node biopsy after neoadjuvant chemotherapy for breast cancer: retrospective comparative evaluation of clinically axillary lymph node positive and negative patients, including those with axillary lymph node metastases confirmed by fine needle aspiration

ALN

Non-sentinel node

Total

Positive

Negative

 

Sentinel node

   

Positive

8

6

14

Negative

8

24

32

Total

16

30

46

  1. False negative rate 36.4 % (8/(14 + 8);95 % CI, 17–59 %),Overall accuracy 82.6 % ((14 + 24)/46;95 % CI,71–93 %),Sensitivity rate 64 % (14/(14 + 8);95 % CI, 41–83 %)