Demographics, clinical outcome measures, stroke risk factors, and acute infarct characteristics among those diagnosed with an acute ischemic stroke and those who were suspected of having an acute stroke but did not have an infarct (non-stroke)
| Acute Stroke (n = 52) | Nonstroke (n = 36) | P | |
|---|---|---|---|
| Demographics | |||
| Age (mean) (SD) (yr) | 69.2 (17.4) | 62.2 (17.7) | .068 |
| Women (No.) (%) | 28 (54.0%) | 19 (52.8%) | .907 |
| Black (No.) (%) | 17 (32.7%) | 13 (36.1%) | .715 |
| Clinical outcome measures | |||
| Motricity Index (median) (IQR) | 77 (44–92) | NA | – |
| NIH Stroke Scale (median) (IQR) | 4 (2–13) | NA | – |
| Stroke risk factors | |||
| Diabetes mellitus | 14 (26.9%) | 7 (19.4%) | .394 |
| Hypertension | 40 (76.9%) | 24 (66.7%) | .309 |
| Atrial fibrillation/flutter | 13 (32.5%) | 8 (22.2%) | .595 |
| Dyslipidemia | 27 (51.9%) | 17 (47.2%) | .652 |
| Cardiomyopathy | 14 (26.9%) | 7 (19.4%) | .271 |
| Smoking history | 17 (32.7%) | 8 (22.2%) | .612 |
| Infarct characteristics | |||
| Median infarct volume (IQR) (mL) | 1.1 (0.3–9.2) | NA | – |
| Infarct overlap with corticospinal tract (No.) (%) | 36 (69.2%) | NA | – |
| Side of infarct, right (No.) (%) | 31 (59.6%) | NA | – |
| Median white matter hyperintensity volume (IQR) (mL) | 11.7 (2.2–35.2) | 10.1 (1.93–26.7) | .143 |
| Stroke subtype | |||
| Cardioembolic | 12 (23.1%) | NA | – |
| Small artery disease | 11 (21.2%) | NA | – |
| Large atherosclerosis | 13 (25.0%) | NA | – |
| Cryptogenic | 14 (26.9%) | NA | – |
| Other | 2 (3.8%) | NA | – |
| IV-tPA cases | 10 (19.2%) | NA | – |
| Thrombectomy rate | 5 (9.6%) | NA | – |
Note:—NA indicates not applicable; IV-tPA, intravenous tissue-type plasminogen activator; NIH, National Institutes of Health.