Skip to main content

Advertisement

Table 3 The mean absolute difference (\( \overline{D_{abs}} \)) in z-score between PETMRAC and PETCT and the range of the difference (D), with pons and cerebellum as reference regions

From: Quantitative and clinical impact of MRI-based attenuation correction methods in [18F]FDG evaluation of dementia

MRAC method \( \overline{D_{abs}} \) (σ) (pons) mean ± std D (σ) (pons) [min max] \( \overline{D_{abs}} \) (σ) (cerebellum) mean ± std D (σ) (cerebellum) [min max]
PETDeepUTE 0.19 ± 0.16 [− 0.43, 0.76] 0.15 ± 0.11 [− 0.60, 0.60]
PETUCL 0.21 ± 0.15 [− 0.69, 0.47] 0.15 ± 0.12 [− 0.64, 0.44]
PETDixonBone 0.48 ± 0.27 [− 1.52, 0.31] 0.23 ± 0.20 [− 1.14, 1.42]
PETDixonNoBone 0.53 ± 0.35 [− 1.77, 0.74] 0.32 ± 0.28 [− 1.32, 1.67]
PETUTE 1.13 ± 0.47 [− 2.85, − 0.02] 0.54 ± 0.40 [− 1.64, 2.49]