Table 4.

Mean Volumes (cm³) and SDs of Subcortical Structures

Region	Bipolar Without Psychosis (n = 35)	Bipolar With Psychosis (n = 19)	Schizophrenia Spectrum (n = 20)	Healthy Controls (n = 29)
Right cerebrum	575.39 ± 57.74	563.19 ± 35.18	598.75 ± 73.48	605.10 ± 34.64
Left cerebrum	578.47 ± 57.53	564.26 ± 35.72	603.09 ± 73.89	609.19 ± 34.84
Right hippocampus	3.67 ± 0.46	3.65 ± 0.44	3.96 ± 0.59	3.99 ± 0.45
Left hippocampus	3.58 ± 0.44	3.61 ± 0.41	3.96 ± 0.65	3.87 ± 0.40
Right amygdala	1.56 ± 0.35	1.65 ± 0.25	1.51 ± 0.29	1.63 ± 0.33
Left amygdala	1.58 ± 0.37	1.61 ± 0.34	1.50 ± 0.38	1.60 ± 0.39
Right thalamus	7.78 ± 0.79	7.88 ± 0.50	7.81 ± 0.77	8.05 ± 0.69
Left thalamus	7.68 ± 0.79	7.82 ± 0.38	7.79 ± 0.80	7.95 ± 0.73
Right caudate	4.15 ± 0.56	4.15 ± 0.53	4.12 ± 0.68	4.19 ± 0.53
Left caudate	4.03 ± 0.59	3.99 ± 0.41	4.06 ± 0.65	4.03 ± 0.52
Right pallidus	1.67 ± 0.26	1.73 ± 0.20	1.66 ± 0.31	1.69 ± 0.26
Left pallidus	1.73 ± 0.24	1.80 ± 0.19	1.77 ± 0.34	1.77 ± 0.24
Right putamen	5.34 ± 0.61	5.28 ± 0.51	5.25 ± 0.69	5.32 ± 0.68
Left putamen	5.28 ± 0.65	5.25 ± 0.54	5.16 ± 0.71	5.27 ± 0.67
Right nucleus accumbens	0.67 ± 0.16	0.65 ± 0.14	0.64 ± 0.17	0.60 ± 0.11
Left nucleus accumbens	0.68 ± 0.16	0.69 ± 0.11	0.67 ± 0.17	0.66 ± 0.10