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Table 5 Details of how the AI assistance affected the diagnoses made by clinician B

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 B
Grade 2 12 Grade 3 24 Grade 4 49
Positive 8 Negative 4 Positive 23 Negative 1 Positive 48 Negative 1
Grade 1 2 2     
Grade 2 3 2 3**    
Grade 3 3*   5   1** 1*
Grade 4    15* 1** 5  
Grade 5      42  
  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