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Table 2 Repeatability of 18F-fluoride uptake in index lesions and total lesion 18F-fluoride uptake per patient

From: Repeatability of quantitative parameters of 18F-fluoride PET/CT and biochemical tumour and specific bone remodelling markers in prostate cancer bone metastases

Patients Results up to five index lesions per patient Results of total lesion 18F-fluoride uptake
SUVmax (g/mL) SUVmean (g/mL) FTV50% (mL) TLF (g/mL mL)
Scan 1 Scan 2 Scan 1 Scan 2 Scan 1 Scan 2 Scan 1 Scan 2
1 47.5 50.5 20.6 21.6 9.3 9.3 1857 2082
2 87.9 83.8 44.1 43.1 3.5 3.5 1381 1284
3 76.2 72.7 31.2 29.3 77.6 79.7 12056 12,854
4 65.5 58.6 31.9 28.6 16.6 17.3 3098 3496
5 45.8 45.0 19.6 19.4 11.9 12.4 1711 1811
6 34.9 32.7 15.3 14.6 27.7 26.6 4614 3780
7 33.6 35.0 14.7 13.4 2.7 3.0 61 51
8 52.0 44.5 26.5 23.0 8.0 9.1 1172 994
9 35.4 42.2 18.5 23.3 7.5 7.3 654 962
10 64.7 64.0 29.6 28.7 28.7 28.3 3790 3970
Mean ± SD 58.4 ± 18.7 58.1 ± 16.6 26.8 ± 9.2 26.4 ± 8.6 20.4 ± 23.0 20.7 ± 22.8 1857 ± 3469 2082 ± 3663
CC 0.95 (95% CI 0.92–0.97)
p < 0.001
0.97 (95% CI0.95–0.98)
p < 0.001
1.0 (95% CI 1.0–1.0)
p < 0.001
0.99 (95% CI 0.98–1.00)
p < 0.001
CR absolute 13.6 5.6 3.7 854
CR relative 26% 24% 23% 35%
  1. CC Pearson correlation coefficient, CI confidence interval, CR coefficient of repeatability