Table 2 SPM group analysis
SPM statistical thresholds* | p < 0.001 uncorrected | p < 0.05 FWE corrected | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
PET group vs. controls | All PET exams (n = 19) | All PET exams (n = 19) | First PET exams (n = 11) | PET with minor NP scores (n = 11) | PET with major NP scores (n = 8) | ||||||
Mean Z-score | Mean volume | Mean Z-score | Mean volume | Mean Z-score | Mean volume | Mean Z-score | Mean volume | Mean Z-score | Mean volume | ||
Whole brain | 4,24 | 150,248 | 6,20 | 15,232 | 5,94 | 600 | 6,11 | 7744 | 5,85 | 4832 | |
Cortex & hippocampus | Occipital** | 4,06 | 25,888 | 5,77 | 1144 | 0 | 0 | 5,89 | 1720 | 0 | 0 |
Hippocampus & amygdala | 3,93 | 6112 | 6 | 144 | 0 | 0 | 6 | 120 | 0 | 0 | |
Frontal lobe | 3,88 | 8384 | 0 | 0 | 0 | 0 | 5,69 | 432 | 0 | 0 | |
Subcortical areas | Striatum & putamen | 4,17 | 8328 | 5,75 | 192 | 0 | 0 | 0 | 0 | 5,72 | 192 |
Thalamus | 5,40 | 11,064 | 6,56 | 5536 | 5,94 | 600 | 6,30 | 3752 | 5,83 | 1952 | |
Sub-thalamic brainstem | 4,85 | 7064 | 6,37 | 2256 | 0 | 0 | 6,05 | 1256 | 5,99 | 672 | |
Cerebellar cortex | 4,24 | 29,736 | 5,98 | 2816 | 0 | 0 | 5,50 | 16 | 5,89 | 1272 | |
Vermis | 4,52 | 6632 | 5,56 | 1088 | 0 | 0 | 0 | 0 | 0 | 0 | |