Characteristics | |
No of patients (n) | 60 |
Age (mean±SD, years) | 64±9 |
Sex, male/female (n) | 45/15 |
Diagnosis (n) | |
Asymptomatic | 24 |
Transient ischaemic attack | 14 |
Stroke | 22 |
Subcortical infarction (n) | 45 |
Frontal infarction (n) | 31 |
ICA, stenosis (L/R) (n) | 23 (9/14) |
ICA, occlusion (L/R) (n) | 20 (12/8) |
MCA, stenosis (L/R) (n) | 5 (2/3) |
MCA, occlusion (L/R) (n) | 12 (5/7) |
Conventional angiography (n) | 44 |
Wisconsin Card Sorting Test parameters (n) | |
Categories achieved | 2.4±1.8 |
Total errors | 24.2±8.8 |
Perseverative errors (Nelson) | 8.4±7.7 |
Non-perseverative errors | 15.7±5.2 |
Difficulty maintaining sets | 2.1±2.0 |
ICA, internal carotid artery; L/R, left/right; MCA, middle cerebral artery.