Table 2. Comparison of baseline patient characteristics between in-hospital stroke and out-of-hospital stroke.
| IHS (n = 19) | OHS (n = 154) | P value | |
|---|---|---|---|
| Age, median (IQR) | 81 (76–86.5) | 80 (73–85) | 0.43 |
| Male, no. (%) | 9 (47.3%) | 72 (46.7%) | 0.96 |
| Baseline NIHSS, median (IQR) | 21 (16–23) | 21 (14–26) | 0.92 |
| ASPECTS , median (range) | 10 (4–10) | 10 (6–10) | 0.97 |
| Cardioembolism, no. (%) | 15 (78.9%) | 119 (77.3%) | 0.87 |
| Occlusion site, no. (%) | |||
| ICA | 5 (26.3%) | 38 (24.7%) | 0.88 |
| MCA (M1) | 9 (47.4%) | 61 (39.6%) | 0.52 |
| MCA (M2) | 3 (15.8%) | 35 (22.7%) | 0.49 |
| Others* | 2 (10.5%) | 20 (13.0%) | 0.76 |
| Use of IV-tPA, no. (%) | 5 (26.3%) | 75 (48.7%) | 0.065 |
| Prestroke mRS (0–1) | 8 (42.1%) | 96 (62.3%) | 0.089 |
*Regarding occlusion site, there were 2 basilar artery cases among in-hospital stroke patients and 17 basilar artery cases, and 3 anterior cerebral artery cases among out-of-hospital stroke patients.
ASPECTS: Alberta Stroke Program Early CT Score; ICA: internal carotid artery; IHS: in-hospital stroke; IV-tPA: Intravenous tissue plasminogen activator; MCA: middle cerebral artery; mRS: modified Rankin Scale; NIHSS: National Institutes of Health Stroke Scale; OHS: out-of-hospital stroke