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Table 2 Diagnostic values of CT and PSMA PET

From: Pilot study: use of gallium-68 PSMA PET for detection of metastatic lesions in patients with renal tumour

  CT PSMA PET
Lesions detected 89 86
Sensitivity 68.6 % (CI 0.51–0.83) 92.11 % (CI 0.78–0.98)
Positive predictive value 80 % (CI 0.61–0.92) 97.22 % (CI 0.84–1.00)
Positive likelihood ratio 3 (1.59–5.65) 35 (5.06–241.94)
TNM staging T2 = 2
T3 = 8
T4 = 0
N0 = 8
N1 = 2
M0 = 3
M1 = 7
T2 = 2
T3 = 7
T4 = 1
N0 = 6
N1 = 4
M0 = 2
M1 = 8
  1. Abbreviations: CT computed tomography, M metastasis, n number, N lymph node, PSMA prostate-specific membrane antigen, RCC renal cell carcinoma, T tumour