Table 2.

Subcortical features from the following 44 (=16 × 2+12) subcortical regions generated by FreeSurfer.

Number	ROI	Laterality	Type
1	Accumbens area	L, R	SV
2	Amygdala	L, R	SV
3	Caudate	L, R	SV
4	Cerebellum cortex	L, R	SV
5	Cerebellum white matter	L, R	SV
6	Cerebral cortex	L, R	SV
7	Cerebral white matter	L, R	SV
8	Choroid plexus	L, R	SV
9	Hippocampus	L, R	SV
10	Inferior lateral ventricle	L, R	SV
11	Lateral ventricle	L, R	SV
12	Pallidum	L, R	SV
13	Putamen	L, R	SV
14	Thalamus	L, R	SV
15	Ventricle diencephalon	L, R	SV
16	Vessel	L, R	SV
17	Brainstem	Bilateral	SV
18	Corpus callosum anterior	Bilateral	SV
19	Corpus callosum central	Bilateral	SV
20	Corpus callosum middle anterior	Bilateral	SV
21	Corpus callosum middle posterior	Bilateral	SV
22	Corpus callosum posterior	Bilateral	SV
23	Cerebrospinal fluid	Bilateral	SV
24	Fourth ventricle	Bilateral	SV
25	Nonwhite matter hypointensities	Bilateral	SV
26	Optic chiasm	Bilateral	SV
27	Third ventricle	Bilateral	SV
28	White matter hypointensities	Bilateral	SV

44 subcortical features calculated were analyzed in this study. Laterality indicates different feature types calculated for L (left hemisphere), R (right hemisphere), or Bilateral (whole hemisphere).