Skip to main content

Table 3 Diagnostic performances of 68Ga-citrate PET/CT and 18F-FDG PET/CT imaging in detecting infected prostheses according to the anatomical site

From: Potential usefulness of 68Ga-citrate PET/CT in detecting infected lower limb prostheses

  Sensitivity (%) Specificity (%) Accuracy (%)
Entire cohort (n = 34)
 18F-FDG PET/CT 100 (26/26)a 38 (3/8)a 85
 68Ga-citrate PET/CT 92 (24/26)a 88 (7/8)a 91
Hip prosthesis (n = 19)
 18F-FDG PET/CT 100 (12/12)a 43 (3/7)a 79
 68Ga-citrate PET/CT 92 (11/12)a 86 (6/7)a 89
Knee prosthesis (n = 15)
 18F-FDG PET/CT 100 (14/14)a 0 (0/1)a 93
 68Ga-citrate PET/CT 93 (13/14)a 100 (1/1)a 93
  1. aData in parentheses represent the actual number of cases on which the calculation of sensitivity and specificity was based