Table 2. MRI characteristics.

	N = 118
Baseline MRI
Periventricular WMH (%)
Fazekas grade 0	46 (39)
Fazekas grade 1	33 (28)
Fazekas grade 2	8 (7)
Fazekas grade 3	31 (26)
Fazekas grade 3	31 (26)
Deep WMH (%)
Fazekas grade 0	33 (28)
Fazekas grade 1	50 (42)
Fazekas grade 2	14 (12)
Fazekas grade 3	21 (18)
PVS at basal ganglia (%)
none-to-mild	42 (36)
moderate	42 (36)
extensive	34 (28)
PVS at centrum semiovale (%)
none-to-mild	27 (23)
moderate	50 (42)
extensive	41 (35)
Follow-up MRI
Progression of WMH (%)	54 (46)

WMH: white matter hyperintensities; PVS: perivascular spaces.