| Age, y, mean±SD |
79±9 |
73±11 |
0.420 |
| Female |
2 (40%) |
14 (48%) |
1.0 |
| Past medical history, n |
| Hypertension |
5 (100%) |
21 (72%) |
0.309 |
| Atrial fibrillation |
1 (20%) |
5 (17%) |
1.0 |
| Coronary artery disease |
2 (40%) |
4 (14%) |
0.205 |
| Diabetes mellitus |
1 (20%) |
7 (24%) |
1.0 |
| Hyperlipidemia |
4 (80%) |
5 (17%) |
0.012 |
| Dementia |
1 (20%) |
3 (10%) |
0.488 |
| Clinical variables |
| Glucose, mg/dL |
161.2±32.6 |
142.3±49.3 |
0.295 |
| Systolic blood pressure, mm Hg |
162.2±13.7 |
152.6±34.2 |
0.252 |
| Diastolic blood pressure, mm Hg |
81.0±6.6 |
81.0±22.2 |
0.827 |
| Platelet count, 1000/μL |
241.6±64.6 |
231.8±71.2 |
0.706 |
| Partial thromboplastin time |
28.1 ±3.8 |
26.9±4.6 |
0.603 |
| International Normalized Ratio |
1.8±0.8 |
1.4±0.6 |
0.089 |
| Medications |
| Use of antiplatelet agents on admission |
1 (20%) |
10 (34%) |
1.0 |
| Use of warfarin on admission |
1 (20%) |
5 (17%) |
1.0 |
| Use of statin on admission |
1 (20%) |
10 (34%) |
1.0 |
| Radiologic data |
| Time from onset to first CT, h |
6.8±5.3 |
6.0±3.4 |
0.888 |
| Time from onset to second CT, h |
20.8±10.3 |
31.4±15.6 |
0.149 |
| WMH score |
18.2±4.1 |
12.5±7.0 |
0.073 |
| Presence of intraventricular hemorrhage |
0 |
7 (24%) |
0.559 |
| Lobar ICH |
5 (100%) |
17 (59%) |
0.137 |
| No. of microbleeds |
4.8±7.2 |
7.6±14.1 |
0.880 |
