Table 2.

Regional Brain Volumes, Intracranial Volume, and Diffusion Tensor Imaging-Derived Fractional Anisotropy and Mean Diffusivity for the Corpus Callosum

Brain region	Volume (mm3)
Pallidum	3,319 ± 371
Hippocampus	7,970 ± 762
Cerebral subcortical GM	77,316 ± 5,986
Cerebellar GM	87,493 ± 8,737
Thalamus	12,913 ± 1,182
Caudate	7,188 ± 731
Cerebral WM	488,178 ± 54,007
ICV (in 103 mm3)	1,455.10 ± 277.09
Brain region	FA
Genu of CC	0.50 ± 0.04
Body of CC	0.47 ± 0.04
Splenium of CC	0.55 ± 0.03
Total CC	0.51 ± 0.03
Brain region	MD
Genu of CC	9.5 × 10−4 ± 9.2 × 10−5
Body of CC	1.1 × 10−3 ± 9.0 × 10−5
Splenium of CC	9.9 × 10−4 ± 7.2 × 10−5
Total CC	9.9 × 10−4 ± 7.6 × 10−5

Mean values ± SDs reported for all variables; n = 28.

CC, corpus callosum; FA, fractional anisotropy; GM, gray matter; ICV, intracranial volume; MD, mean diffusivity; WM, white matter.