Table 3.
Factor loadings (Varimax) for Imaging Parameters
| Factor 1 | Factor 2 | Factor 3 | Communalities | |
|---|---|---|---|---|
| MD | 0.65 | −0.57 | −0.41 | 0.91 |
| FA | −0.24 | 0.11 | 0.68 | 0.53 |
| MTR | 0.03 | 0.45 | 0.64 | 0.62 |
| GM | −0.28 | 0.88 | 0.15 | 0.88 |
| WM | −0.63 | −0.14 | 0.59 | 0.77 |
| CSF | 0.79 | −0.49 | −0.11 | 0.88 |
| NBPV | −0.78 | 0.16 | 0.14 | 0.66 |
| NVV | 0.68 | −0.16 | −0.13 | 0.51 |
|
| ||||
| Proportion of total variance | 0.73 | 0.16 | 0.14 | 1.02 |
FA: fractional anisotropy; MD: mean diffusivity; GM: gray matter; WM: white matter; CSF: cerebrospinal fluid; NBPV: normalized brain parenchymal volume; NVV: normalized ventricular volume.