Table 4 Comparison between autistic patients and the normal reference regarding VD, limbic and basal ganglia structures, total grey and white matters and cerebellum (n = 50)

Abnormal (small) VD

48 (96%)

0 (0%)

 < 0.0001

Abnormal (enlarged) Amygdala

2 (4.0%)

0 (0%)

0.31

Abnormal (enlarged) hippocampus

2 (4.0%)

0 (0%)

0.31

Abnormal (enlarged) caudate

2 (4%)

0 (0%)

0.317

Abnormal (small) pallidum

2 (4%)

0 (0%)

0.317

Abnormal (small) thalamus

2 (4%)

0 (0%)

0.317

Abnormal (enlarged) total grey matter volume

40 (80%)

0 (0%)

 < 0.001

Abnormal (small) total white matter volume

18 (36%)

0 (0%)

0.05

Abnormal (small) cerebellum

4 (8%)

0 (0%)

0.153