Table 1.
Demographics for AIS patients.
| Characteristic | All (N = 107) | Intervention (N = 40) | Non-intervention (N = 67) |
|---|---|---|---|
| Male sex, n (%) | 43 (40.2%) | 17 (42.5%) | 26 (38.8%) |
| Age (years), M ± SD, median (IQR) | 70.4 ± 15.1, 72 (58–85) | 68.2 ± 13.5, 69 (57–81) | 71.8 ± 15.9, 75 (59–86) |
| National Institutes of Health Stroke Scale score, M ± SD, median (IQR) | 11.1 ± 5.8, 11 (7–15) | 12.2 ± 6.5, 12 (8–16) | 10.4 ± 5.2, 10 (7–15) |
| Middle cerebral artery occlusion, n (%) | 75 (70.1%) | 25 (62.5%) | 50 (74.6%) |
| Posterior cerebral artery occlusion, n (%) | 10 (9.3%) | 5 (12.5%) | 5 (7.5%) |
| Internal carotid artery occlusion, n (%) | 10 (9.3%) | 5 (12.5%) | 5 (7.5%) |
| Anterior cerebral artery occlusion, n (%) | 12 (11.2%) | 5 (12.5%) | 7 (10.4%) |
| Time from onset of stroke to perfusion imaging (minutes), M ± SD, median (IQR) | 250.1 ± 232.9, 176 (134–328) | 168.4 ± 86.8, 131 (120–190) | 298.8 ± 276.1, 195 (141–281) |
| Time from onset of stroke to reperfusion (minutes), M ± SD, median (IQR) | … | 290.6 ± 138.4, 259 (184–330) | … |
| Time from perfusion imaging to recanalization (minutes), M ± SD, median (IQR) | … | 122.2 ± 107.3, 87 (59–158) | … |
| TICI 2b recanalization | … | 12/40 (30.0%) | … |
| TICI 3 recanalization | … | 28/40 (70.0%) | … |
| Bayesian infarct volume (mL), M ± SD, median (IQR) | 29.8 ± 33.0, 5.9 (0.9–32.4) | 17.2 ± 19.9, 10.5 (2.9–25.7) | 37.3 ± 38.9, 8.9 (1.9–42.0) |
| SVD+ infarct volume (mL), M ± SD, median (IQR) | 32.2 ± 37.7, 12.1 (4.6–33.9) | 21.6 ± 22.0, 2.7 (0.1–35.0) | 38.6 ± 44.1, 26.9 (7.78–64.7) |
| FLAIR MRI infarct volume (mL), M ± SD, median (IQR) | 28.4 ± 35.9, 15.4 (5.8–32.6) | 21.0 ± 21.6, 12.8 (5.7–29.8) | 33.4 ± 41.9, 16.5 (7.3–43.1) |
AIS: acute ischemic stroke; SD: standard deviation; IQR: interquartile range; TICI: thrombolysis in cerebral infarction; SVD+: singular value decomposition plus; FLAIR: fluid-attenuation inversion recovery; MRI: magnetic resonance imaging.