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Table 3 Diagnostic performance of serum CA 125 level in OC recurrence

From: Role of 18F FDG PET/CT in evaluation of post-operative ovarian carcinoma

   Recurrence Sensitivity Specificity PPV NPV Accuracy p value
Positive (n = 45) Negative (n = 5)
No. % No. %
Total sample (N = 50) CA 125      47% 80% 95% 14% 50% 0.368
  Positive 21 42.0% 1 2.0%       
  Negative 24 48.0% 4 8.0%       
  1. p: p value of Fisher s test
  2. *Statistically significant