Baseline and stroke characteristics
| Characteristic | Frequency |
| Age (years) | 72.4±8.8 (range 49–85) |
| Male sex | 53.3% (24/45) |
| Pre-stroke mRS | |
| 0 | 57.8% (26/45) |
| 1 | 26.7% (12/45) |
| 2 | 11.1% (5/45) |
| 3 | 4.4% (2/45) |
| NIHSS score | 14.2±6.7 |
| Smoker | 47.7% (21/44) |
| Diabetes mellitus | 28.9% (13/45) |
| Hypertension | 71.1% (32/45) |
| Hypercholesterolemia | 59.1% (26/44) |
| Cerebrovascular disease | 15.6% (7/45) |
| Atrial fibrillation | 43.2% (19/44) |
| Myocardial infarction | 8.9% (4/45) |
| Heart valve replacement | 6.7% (3/45) |
| Pulmonary disease | 17.8% (8/45) |
| ASPECTS score | |
| 6 | 9.5% (4/42) |
| 7 | 14.3% (6/42) |
| 8 | 14.3% (6/42) |
| 9 | 16.7% (7/42) |
| 10 | 45.2% (19/42) |
| Location of occlusion | |
| Left hemisphere | 44.4% (20/45) |
| Right hemisphere | 48.9% (22/45) |
| VBA circulation | 6.7% (3/45) |
Data are mean±SD (range), or % (n/N).
ASPECTS, Alberta Stroke Protocol Programme Early CT Score; mRS, modified Rankin Scale; NIHSS, National institute of Health Stroke Scale; VBA, vertebro basilar artery.