Table e-2

Volumes (cm3) of brain regions of the test and training set of patients groups with progressive supranuclear palsy (PSP),multiple system atrophy (MSA)and Parkinson's disease (PD).

PSP / MSA / PD
training set
n=20 / test set
n=10 / training set
n=26 / test set
n=14 / training set
n=26 / test set
n=14
caudate, volume of more affected side / 3.2±0.5 / 3.2±0.4 / 3.4±0.9 / 3.1±0.5 / 3.5±0.5 / 3.5±0.5
putamen, volume of more affected side / 4.1±0.6 / 4.0±0.4 / 3.4±0.9 / 3.5±0.8 / 4.6±0.6 / 4.7±0.7
globus pallidus, volume of more affected side / 1.1±0.2 / 1±0.1 / 1.2±0.3 / 1.2±0.2 / 1.5±0.2 / 1.5±0.2
thalamus, volume of more affected side / 5.6±0.7 / 5.6±0.4 / 6.5±0.8 / 6.4±0.6 / 6.7±0.7 / 6.9±0.9
cerebellar gray matter, volume of more affected side / 49.9±4.5 / 51.9±4.7 / 45±8.5 / 45.7±7.6 / 52.9±5.1 / 51.7±4.4
cerebellar white matter, volume of more affected side / 10.8±1.6 / 11.9±1.9 / 10.1±3.7 / 9.9±3.6 / 13.4±1.6 / 13.6±1.3
amygdala, volume of more affected side / 1.3±0.2 / 1.2±0.2 / 1.4±0.2 / 1.3±0.2 / 1.4±0.3 / 1.5±0.2
hippocampus, volume of more affected side / 3.6±0.4 / 3.5±0.3 / 3.8±0.4 / 3.7±0.4 / 3.9±0.4 / 4±0.2
midbrain, total volume / 1.6±0.3 / 1.7±0.3 / 2.5±0.3 / 2.5±0.4 / 2.8±0.4 / 2.8±0.4
pons, total volume / 12±1.5 / 13±1.6 / 10.7±3.4 / 11.1±3.1 / 14±1.9 / 13.8±1.8
3rd ventricle, volume / 2.8±0.7 / 2.4±1.2 / 1.9±0.6 / 1.9±1 / 1.8±0.7 / 1.6±0.5
4th ventricle volume / 3±0.8 / 2.9±1.2 / 2.6±0.9 / 2.9±1.2 / 2±0.7 / 2.2±0.8
putamen/midbrain ratio / 2.6±0.7 / 2.4±0.5 / 1.3±0.3 / 1.4±0.3 / 1.7±0.3 / 1.7±0.4
midbrain/pons ratio / 0.1±0.03 / 0.1±0.03 / 0.3±0.2 / 0.3±0.1 / 0.2±0.03 / 0.2±0.03

Values representthemeans (±1 SD).The more affected volume was averaged within the patient group.