Table 1 Significant voxel-wise differences in CT-based and MRI-based standardized PET images
From: Amyloid PET quantification using low-dose CT-guided anatomic standardization
Cluster size (no. of voxels) | T value (peak voxel) | MNI coordinates (x, y, z) | Location of peak voxels | ||
|---|---|---|---|---|---|
MRI-based > CT-based | 2408 | 11.94 | 2, − 18, − 38 | Ventral brain stem | |
2330 | 7.9 | − 32, 6, − 24 | Left temporal pole | ||
2335 | 7.08 | 0, − 12, − 8 | Venral diencephalon | ||
1025 | 6.57 | 20, − 22, 66 | Right precentral gyrus | ||
527 | 6.53 | − 8, 24, 48 | Left cerebral white matter | ||
621 | 6.27 | − 44, 24, 16 | Left cerebral white matter | ||
940 | 6.2 | 42, 6, − 32 | Right cerebral white matter | ||
CT-based > MRI-based | 7097 | 12.87 | 0, − 48, − 54 | Dorsal brain stem | |
850 | 6.44 | 12, − 62, − 14 | Right cerebellum exterior | ||
880 | 4.95 | − 56, − 40, 2 | Left middle temporal gyrus | ||
430 | 4.68 | − 28, − 78, − 46 | Left cerebellum exterior | ||