Table 3 ROI analyses of grey matter volume, MTI, and DTI-values in patients with dystonia compared to those in healthy controls (group comparison)

VBM

Grey matter volume increase

Angular gyrus

right

2.75

0.004

Cerebellum

right

1.70

0.047

Inferior frontal gyrus, orbital part

right

1.81

0.038

Hippocampus

left

2.06

0.022

Middle occipital gyrus

right

2.32

0.012

Superior occipital gyrus

left

1.74

0.044

Superior occipital gyrus

right

2.43

0.009

Parahippocampal gyrus

left

2.23

0.015

Parahippocampal gyrus

right

1.93

0.029

Inferior parietal gyrus

left

2.13

0.019

Inferior parietal gyrus

right

2.25

0.014

Superior parietal gyrus

left

2.90

0.002

Superior parietal gyrus

right

2.81

0.003

Postcentral gyrus

left

2.15

0.018

Postcentral gyrus

right

1.58

0.060

Precentral gyrus

right

1.76

0.042

Precuneus

left

2.39

0.010

Precuneus

right

1.73

0.044

Supramarginal gyrus

right

2.07

0.021

Middle temporal gyrus

right

2.23

0.015

Cerebellum, vermis

1.77

0.041

Grey matter volume decrease

none

MTR

Increase of MTR

Angular gyrus

right

2.75

0.004

Cerebellum 3

right

1.70

0.047

Inferior frontal gyrus, orbital part

right

1.81

0.038

Hippocampus

left

2.06

0.022

Middle occipital gyrus

right

2.32

0.012

Superior occipital gyrus

left

1.74

0.044

Superior occipital gyrus

right

2. 43

0.009

Parahippocampal gyrus

left

2.23

0.015

Parahippocampal gyrus

right

1.93

0.029

Paracentral lobule

left

1.83

0.037

Paracentral lobule

right

2.06

0.022

Inferior parietal gyrus

left

2.13

0.019

Inferior parietal gyrus

right

2.25

0.014

Superior parietal gyrus

left

2.90

0.002

Superior parietal gyrus

right

2.81

0.003

Postcentral gyrus

left

2.15

0.018

Precentral gyrus

right

1.76

0.042

Precuneus

left

2.39

0.010

Precuneus

right

1.73

0.044

Supramarginal gyrus

right

2.07

0.021

Middle temporal gyrus

right

2.23

0.015

Cerebellum, vermis

1.77

0.041

Decrease of MTR

none

ADC

Increase of ADC

Angular gyrus

right

2.33

0.012

Superior occipital gyrus

right

2.05

0.023

Parahippocampal gyrus

left

2.12

0.019

Paracentral lobule

right

1.77

0.041

Inferior parietal gyrus

right

1.68

0.049

Superior parietal gyrus

left

2.65

0.005

Superior parietal gyrus

right

2.57

0.006

Postcentral gyrus

left

1.75

0.043

Precuneus

left

1.88

0.015

Middle temporal gyrus

right

2.22

0.049

Decrease of ADC

Cerebellum, crus

left

2.13

0.019

Inferior frontal gyrus, opercular part

left

2.12

0.019

Inferior frontal gyrus, triangular part

left

1.91

0.030

Lingual gyrus

left

1.83

0.036

Putamen

right

2.00

0.025

FA

Increase of FA

Angular gyrus

right

2.75

0.004

Cerebellum

right

1.70

0.047

Inferior frontal gyrus, orbital part

right

1.81

0.038

Hippocampus

left

2.06

0.022

Superior occipital gyrus

left

1.74

0.044

Superior occipital gyrus

right

2.43

0.009

Parahippocampal gyrus

left

2.23

0.015

Parahippocampal gyrus

right

1.93

0.029

Paracentral lobule

left

1.83

0.037

Paracentral lobule

right

2.06

0.022

Inferior parietal gyrus

left

2.13

0.019

Inferior parietal gyrus

right

2.25

0.014

Superior parietal gyrus

left

2.90

0.002

Superior parietal gyrus

right

2.81

0.003

Postcentral gyrus

left

2.15

0.018

Precentral gyrus

right

1.76

0.042

Precuneus

left

2.39

0.010

Precuneus

right

1.73

0.044

Supramarginal gyrus

right

2.07

0.021

Middle temporal gyrus

right

2.23

0.015

Cerebellum, vermis

1.77

0.041

Cerebellum, vermis

1.96

0.028

Decrease of FA

none