Table 1.
Baseline characteristics of patients with or without LVO
| Characteristics | Overall, n = 318 | LVO, n = 121 | Non-LVO, n = 197 | p value |
|---|---|---|---|---|
| Age, mean±SD, years | 62.3±12.9 | 61.3±14.1 | 62.9±12.1 | 0.404 |
| Male sex, n (%) | 197 (61.9) | 81 (66.9) | 116 (58.9) | 0.151 |
| Hypertension, n (%) | 221 (69.5) | 81 (66.9) | 140 (71.1) | 0.503 |
| Diabetes mellitus, n (%) | 65 (20.4) | 15 (12.4) | 50 (25.4) | 0.006 |
| Atrial fibrillation, n (%) | 19 (6.0) | 11 (9.1) | 8 (4.1) | 0.063 |
| Time from onset to admission, median [IQR], h | 7.5 [4.5–12.0] | 7.5 [5.0–13.0] | 7.5 [4.25–12.0] | 0.755 |
| Cerebrovascular imaging, n (%) | ||||
| CTA | 263 (82.7) | 89 (88.3) | 174 (73.6) | 0.001 |
| MRA | 55 (17.3) | 32 (11.7) | 23 (26.4) | 0.001 |
| RACE score, median [IQR] | 4.0 [3.0–6.0] | 6.0 [3.0–8.0] | 3.0 [3.0–4.0] | <0.001 |
CTA, computed tomography angiography; ICA, internal carotid artery; IQR, interquartile range; LVO, large vessel occlusion; MCA, middle cerebral artery; MRA, magnetic resonance angiography; SD, standard deviation.