Table 3.
Comparison of 30-day recurrent stroke risk by demographic, clinical, serologic, and imaging factors
| Variable | Recurrent stroke (n=20) |
No recurrent stroke (n=79) |
P-value |
|---|---|---|---|
| Mean age (SD) in years | 65.9 (10.6) | 68.8 (11.3) | 0.303 |
| Male, n (%) | 14 (70.0) | 37 (46.8) | 0.068 |
| Race, n (%) | 0.445 | ||
| White | 7 (35.0) | 31 (39.2) | |
| African-American | 10 (50.0) | 43 (54.4) | |
| Other | 3 (15.0) | 5 (6.3) | |
| Hypertension, n (%) | 16 (80.0) | 65 (82.3) | 0.813 |
| Diabetes mellitus, n (%) | 8 (40.0) | 49 (62.0) | 0.075 |
| Hemoglobin A1c, n (%) | 0.894 | ||
| <5.7%, n (%) | 6 (30.0) | 22 (27.8) | |
| 5.8–7.9%, n (%) | 9 (45.0) | 33 (41.8) | |
| >7.9%, n (%) | 5 (25.0) | 24 (30.4) | |
| Dyslipidemia, n (%) | 19 (95.0) | 68 (86.1) | 0.275 |
| LDL level, n (%) | 0.313 | ||
| <70 mg/dL, n (%) | 4 (20.0) | 16 (20.3) | |
| 70–100 mg/dL, n (%) | 4 (20.0) | 29 (36.7) | |
| >100 mg/dL, n (%) | 12 (60.0) | 34 (43.0) | |
| Coronary artery disease, n (%) | 5 (25.0) | 17 (21.5) | 0.738 |
| Prior history of ischemic stroke or TIA, n (%) | 8 (40.0) | 37 (46.8) | 0.583 |
| Current smoking, n (%) | 3 (15.0) | 20 (25.3) | 0.329 |
| Statin therapy, n (%) | 9 (45.0) | 44 (55.7) | 0.392 |
| NIHSS score >1, n (%) | 13 (65.0) | 49 (62.0) | 0.806 |
| Vertebrobasilar location, n (%) | 5 (25.0) | 27 (34.2) | 0.433 |
| Severe stenosis, n (%) | 16 (80.0) | 53 (67.1) | 0.262 |
| Prior infarcts in the territory, n (%) | 9 (45.0) | 31 (39.7) | 0.670 |
| Aggressive medical management, n (%) | 10 (50.0) | 38 (48.1) | 0.879 |
| Dual anti-platelet therapy, n (%) | 15 (75.0) | 52 (65.8) | 0.433 |
| High-dose statin therapy, n (%) | 14 (70.0) | 51 (64.6) | 0.647 |