Table 10 Cranial measurements by dementia status

143 (80.8 %)

34 (19.2 %)

1-Dimensional Measurements:

 Coritcal Sulcus Width ≥2.5 mm

27.3 %

47.1 %

0.0250

 Brain Width (mm)

91.5 ± 8.2

86.6 ± 8.7

0.0022

 Ventricular ÷ Brain Width (%)

34.2 ± 7.0

37.3 ± 8.3

0.0262

 Ventricular ÷ Intracranial Width (%)

25.3 ± 3.9

27.0 ± 4.2

0.0288

3-Dimensional Measurements:

 CSF Volume (mL)

96.4 ± 62.7

128.2 ± 55.2

0.0073

 Brain Volume (mL)

1185.3 ± 190

1034 ± 186

<0.0001

 Intracranial Volume (mL)

1282 ± 182

1163 ± 168

0.0007

 CSF Volume ÷ Brain Volume (%)

8.6 ± 6.1

13.2 ± 7.3

0.0002

 CSF Volume ÷ Intracranial Volume (%)

7.6 ± 4.9

11.3 ± 5.4

0.0001