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Table 3 SUVsmean,bg from normal appearing bone at different skeletal sites

From: Comparison of standardized uptake values between 99mTc-HDP SPECT/CT and 18F-NaF PET/CT in bone metastases of breast and prostate cancer

Skeletal site PET SUV median (IQR) SPECT SUV median (IQR) PET SUV–SPECT SUV median (IQR)*
Skull 2.6 (2.1–5.0) 2.0 (1.8–2.6) 0.3 (0.1–0.8) (p < 0.01)
Spine 7.4 (6.6–8.7) 6.1 (4.7–6.8) 1.7 (0.6–2.8) (p < 0.001)
Rib cage 3.0 (2.4–4.0) 2.5 (2.0–3.1) 0.7 (−0.1–1.0) (p < 0.001)
Pelvis 5.5 (4.7–6.6) 4.7 (4.1–6.0) 0.6 (−0.2–1.3) (p < 0.01)
Limbs 3.8 (2.9–4.9) 3.2 (2.1–4.3) 0.7 (0.1–1.0) (p < 0.01)
  1. IQR interquartile range
  2. *p value denotes at which level a median difference is significantly different from 0 according to the Wilcoxon signed rank test