Volumetric data for patients with PSP and those with CBD
| Volume | PSP | CBD | P Value |
|---|---|---|---|
| Total intracranial (mL) | 1442 ± 124 | 1393 ± 86 | >.05 |
| Whole hemisphere (mL) | 1075 ± 130 | 995 ± 99 | <.05 |
| Left hemisphere (mL) | 465 ± 52 | 427 ± 52 | <.05 |
| Right hemisphere (mL) | 471 ± 50 | 431 ± 44 | <.05 |
| Cerebellar (mL) | 117 ± 15 | 116 ± 14 | >.05 |
| Brainstem (mL) | 20.6 ± 2.4 | 22.0 ± 3.1 | >.05 |
| Whole hemisphere/total intracranial (%) | 74.5 ± 4.4 | 71.4 ± 4.4 | <.05 |
| Left hemisphere/total intracranial (%) | 32.2 ± 2.3 | 30.6 ± 2.6 | <.05 |
| Right hemisphere/total intracranial (%) | 32.7 ± 2.0 | 30.9 ± 2.2 | <.05 |
| Cerebellar/total intracranial (%) | 8.1 ± 0.8 | 8.3 ± 0.8 | >.05 |
| Brainstem/total intracranial (%) | 1.4 ± 0.1 | 1.6 ± 0.2 | <.05 |
| Asymmetry index (%) | 2.05 ± 1.42 | 2.84 ± 1.84 | <.01 |
Note.—Data are the mean ± standard deviation.