| High EPVS grade (4) | Low EPVS grade (0–3) | p value |
---|---|---|---|
n, hemisphere | 53 | 47 | Â |
Total number of EPVS, median (IQR) | 52.0 (46.0-70.0) | 25.0 (18.0-31.5) | <0.001 |
Age, median (IQR) | 42.0 (32.0-51.5) | 41.0 (31.0-50.0) | 0.516 |
Sex, male/female | 10/43 | 18/29 | 0.026 |
Hypertension, presence/absence | 24/29 | 12/35 | 0.040 |
Diabetes mellitus, presence/absence | 2/51 | 0/47 | 0.497 |
Hyperlipidemia, presence/absence | 11/42 | 5/42 | 0.168 |
Disease subtype | Ischemic stroke: 29 | Ischemic stroke: 23 | Â |
Hemorrhagic stroke: 5 | Hemorrhagic stroke: 7 | 0.677 | |
Other: 19 | Other: 17 | Â | |
MRA score, median (IQR) | 5.0 (3.5-7.0) | 3.0 (2.0-6.0) | 0.021 |
Flow voids in the basal ganglia, median (IQR) | 2.0 (1.5-3.5) | 1.0 (0.0-2.0) | <0.001 |
Brain atrophy score, median (IQR) | 4.0 (3.0-5.0) | 2.0 (1.0-4.0) | 0.004 |
Ivy sign, presence/absence | 34/19 | 17/30 | 0.005 |
Stroke lesions (total), presence/absence | 20/33 | 12/35 | 0.192 |
 Lacnar stroke, presence/absence | 10/43 | 5/42 | 0.250 |
 Large ischemic stroke, presence/absence | 8/45 | 5/42 | 0.508 |
 Hemorrhagic stroke, presence/absence | 2/51 | 2/45 | 1.000 |
Microbleeds, presence/absence | 9/43 | 6/40 | 0.558 |
White matter lesions, presence/absence | 37/16 | 20/27 | 0.006 |