Table 2 Comparison of FA values of normal white matter or WMH with same Fazekas scale in different regions

Normal white matter

0.56 ± 0.10

0.75 ± 0.04^**

0.59 ± 0.08

0.72 ± 0.04^**

< 0.001

0.566

WMH of Fazekas scale 1

0.22 ± 0.04

0.46 ± 0.09^**

0.49 ± 0.06^**

0.45 ± 0.09^**

< 0.001

0.762

WMH of Fazekas scale 2

0.23 ± 0.02

0.48 ± 0.07^**

0.46 ± 0.10^**

0.41 ± 0.08^**

< 0.001

0.720

WMH of Fazekas scale 3

0.21 ± 0.03

0.43 ± 0.07^**

0.47 ± 0.10^**

0.39 ± 0.11^**

< 0.001

0.681