Table 2.

Adjusted mean volume differences for cerebrum, cerebellum, and lateral ventricles.

	Low Risk		High Risk		Group Difference
Measurement Region (cm3)	LSMean	(SE)	LSMean	(SE)	F(1, 125)	p
Intracranial Volume (ICV)	897.2	12.1	889.5	7.9	.28	.60
Total Tissue (GM+WM)	737.9	9.2	730.9	6.0	.39	.53
Total CSF	159.3	5.1	158.6	3.3	.02	.90
Cerebrum
Total (Tissue + CSF)	798.6	11.4	792.6	7.4	.19	.66
Left (GM+WM)	326.1	4.3	323.1	2.8	.36	.55
Right (GM+WM)	327.4	4.2	325.4	2.8	.16	.69
Total CSF	145.0	5.1	144.1	3.3	.02	.89
Cerebellum
Total (Tissue + CSF)	89.0	1.2	87.3	.8	1.26	.26
Left (GM+WM)	38.5	.6	37.6	.4	1.65	.20
Right (GM+WM)	38.2	.6	37.3	.4	1.8	.18
Total CSF	12.3	.4	12.4	.3	.05	.82
Lateral Ventricles
Left	5.6	.4	5.7	.2	.04	.84
Right	5.1	.3	4.9	.2	.22	.64

^*adjusted for age, sex, Mullen ELC, and site