Research Article

White Matter Microstructural Alterations over the Year after Acute Ischemic Stroke in Patients with Baseline Impaired Cognitive Functions

Table 1

Clinical characteristics of the AIS and HC groups.

VariablesHC group
(n = 25)
AIS group (baseline)
(n = 60)
P

Demographic characteristics
 Gender (male), n16420.588
 Age (year), mean (SD)56.16 (6.96)57.70 (7.33)0.337
 Education (year), mean (SD)12.56 (3.22)11.23 (3.90)0.080
Vascular risk factors
 Body mass index, mean (SD)24.79 (2.83)25.60 (2.71)0.183
 Hypertension, n13490.008
 Hyperlipemia, n9340.082
 Diabetes, n5160.516
 History of smoking, n10430.006
Cognitive scores
 MMSE score, mean (SD)28.80 (1.11)21.83 (5.15) <0.001
 MoCA score, mean (SD)27.36 (1.38)17.71 (4.92) <0.001
Radiological data
 WMH scale, median (IQR)2 (2–2.5)2 (2–3)0.054
 PVH scale, median (IQR)1 (1–1.5)1 (1–2)0.086
 DWMH scale, median (IQR)1 (1)1 (1)0.025
 MTA score, median (IQR)0 (0–0.5)0 (0–0.5)

Abbreviations: MMSE, mini-mental state examination; MoCA, Montreal Cognitive Assessment; WMH, white matter hyperintensity; PVH, periventricular hyperintensity; DWMH, deep white matter hyperintensity; MTA, medial temporal lobe atrophy; SD, standard deviation; IQR, interquartile range.