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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