Tract-specific analysis and visual evaluation of tractography of the CST
| A, iNPH (n = 18) | B, AD (n = 11) | C, PDD (n = 11) | D, Control (n = 19) | P | Post Hoc Significance | |
|---|---|---|---|---|---|---|
| Extent of leukoaraiosis (Fazekas classification) | 2.06 ± 0.87 | 1.64 ± 0.92 | 1.27 ± 0.90 | 0.89 ± 0.81 | .003 | A > C, Da |
| Tract-specific analysis | ||||||
| FA value | 0.62 ± 0.03 | 0.54 ± 0.04 | 0.55 ± 0.04 | 0.55 ± 0.04 | <.001 | A > B, C, Db |
| Axial eigenvalue | 1.65 ± 0.10 | 1.49 ± 0.07 | 1.42 ± 0.08 | 1.43 ± 0.07 | <.001 | A > B, C, Db |
| Radial eigenvalue | 0.53 ± 0.08 | 0.56 ± 0.05 | 0.54 ± 0.05 | 0.54 ± 0.04 | .422 | |
| Visual evaluation of tractography | ||||||
| Pattern B, n (%) | 17 (94.4) | 3 (27.2) | 1 (9.1) | 1 (5.3) | <.001 | A > B, C, Db |
Note:—Data are presented as means ± SD.
a P < .05.
b P < .001.