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Table 4 Details of how the AI assistance affected the diagnoses made by clinician A

From: Preliminary study of AI-assisted diagnosis using FDG-PET/CT for axillary lymph node metastasis in patients with breast cancer

Regraded with AI assistance

Grade by clinician A

Grade 2 127

Grade 3 34

Grade 4 48

Positive 34

Negative 93

Positive 29

Negative 5

Positive 46

Negative 2

Grade 1

19

63

    

Grade 2

7

22

3**

3*

  

Grade 3

8*

8**

5

2

3**

 

Grade 4

  

21*

 

7

1

Grade 5

    

36

1

  1. ‘*’ denotes diagnoses corrected by the AI assistance including (1) false-positive and false-negative samples reconsidered as grade 3, and (2) samples of grade 3 reconsidered correctly as grade 2 or grade 4
  2. ‘**’ denotes mistakenly reconsidered diagnoses including (1) true-positive and true-negative samples reconsidered as grade 3, and (2) grade 3 samples reconsidered mistakenly as grade 2 or grade 4