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Table 2 Diagnostic characteristics of 18F-FDG PET/CT for peritoneal carcinomatosis

From: Metabolic active peritoneal sites affect tumor debulking in ovarian and peritoneal cancers

 

Patient-based

Site-based a

Total

49

735

Histological positive

27

58

Histological negative

22

677

True positive on 18F-FDG PET/CT

25

44

False negative on 18F-FDG PET/CT

2

14

False positive on 18F-FDG PET/CT

4

4

True negative on 18F-FDG PET/CT

18

673

Sensitivity

92.6%

75.9%

Specificity

81.8%

99.4%

PPV

86.2%

91.7%

NPV

90.0%

98.0%

Accuracy

87.8%

97.6%

  1. Remarks:aFifteen anatomical sites were scrutinized for the presence of peritoneal carcinomatosis (right subphrenic, right subhepatic, gastric serosa, lesser sac, left subphrenic, left perihepatic, right paracolic, left paracolic, POD, bladder flap, mesentery, omentum, large bowel serosa, small bowel serosa and pelvis regions)