Table 2 Age Correlations

1-Dimensional Measurements:

 Ventricular Width (mm)

+0.13

0.0937

 Cortical Sulcus Width ≥2.5 mm

+0.35

<0.0001

 Brain Width (mm)

−0.28

0.0001

 Ventricular Width ÷ Brain Width (%)

+0.22

0.0041

 Ventricular Width ÷ Intracranial Width (%)

+0.23

0.0017

3-Dimensional Measurements:

 Brain Volume (mL)

−0.55

< 0.0001

 CSF Volume (mL)

+0.28

0.0002

 CSF Volume ÷ Brain Volume (%)

+0.36

< 0.0001

 CSF Volume ÷ Intracranial Volume (%)

+0.38

< 0.0001