| Age, y, mean±SD |
76±12 |
71±14 |
0.125 |
| Female |
9 (41%) |
22 (39%) |
1.0 |
| Past medical history, n |
| Hypertension |
12 (55%) |
41 (72%) |
0.183 |
| Atrial fibrillation |
4 (18%) |
9 (16%) |
0.748 |
| Coronary artery disease |
4 (18%) |
12 (21%) |
1.0 |
| Diabetes mellitus |
3 (14%) |
13 (23%) |
0.535 |
| Hyperlipidemia |
3 (14%) |
16 (28%) |
0.245 |
| Dementia |
3 (14%) |
0 (0%) |
0.019 |
| Clinical variables |
| Glucose, mg/dL |
141.9±45.4 |
133.4±47.3 |
0.373 |
| Systolic blood pressure, mm Hg |
154.6±33.2 |
158.8±25.4 |
0.337 |
| Diastolic blood pressure, mm Hg |
83.4±18.1 |
82.4±22.1 |
0.672 |
| Platelet count, 1000/μL |
238.3±54.3 |
250.3±96.5 |
0.831 |
| Partial thromboplastin time, sec |
26.2±4.0 |
26.9±3.7 |
0.566 |
| International Normalized Ratio |
1.4±0.7 |
1.3±0.5 |
0.910 |
| Medications |
| Use of antiplatelet agents on admission |
10 (45%) |
18 (32%) |
0.261 |
| Use of warfarin on admission |
4 (18%) |
10 (18%) |
0.729 |
| Use of statin on admission |
4 (18%) |
19 (33%) |
0.370 |
| Radiologic data |
| Time to MRI, h |
30.1 ±17.1 |
40.6±23.5 |
0.150 |
| WMH score |
16.8±5.1 |
11.1 ±6.1 |
0.001 |
| Presence of intraventricular hemorrhage |
1 (5%) |
8 (14%) |
0.717 |
| Lobar ICH |
18 (82%) |
29 (51%) |
0.020 |
| No. of microbleeds (total) |
6.5±11.4 |
2.6±8.4 |
0.110 |
| No. of microbleeds (ipsilateral) |
3.4±5.6 |
1.5±4.4 |
0.067 |
