Table 3.
Comparison of MD values (×10−4mm2s−1) of normal white matter or WMH with same Fazekas scale in different regions
| pFL Mean ± SD |
pOL Mean ± SD |
pPL Mean ± SD |
dCO Mean ± SD |
p-value | Effect Size (η2) | |
|---|---|---|---|---|---|---|
| Normal white matter | 5.48 ± 0.58 | 5.62 ± 0.48 | 5.11 ± 0.40 | 4.69 ± 0.31** | < 0.001 | 0.436 |
| WMH of Fazekas scale 1 | 9.87 ± 0.57 | 8.03 ± 0.84** | 6.59 ± 0.55** | 7.08 ± 0.71** | < 0.001 | 0.762 |
| WMH of Fazekas scale 2 | 10.81 ± 0.56 | 8.25 ± 0.96** | 7.13 ± 1.05** | 7.55 ± 0.47** | < 0.001 | 0.797 |
| WMH of Fazekas scale 3 | 11.48 ± 0.71 | 9.81 ± 1.00** | 8.28 ± 0.68** | 8.20 ± 0.66** | < 0.001 | 0.691 |
pFL periventricular frontal lobe, pOL periventricular occipital lobe, pPL periventricular parietal lobe, dCO deep centrum ovale. There was significant difference compared with pFL, *p < 0.05, **p < 0.001