Predictors of improvement in neurologic outcome
| NIHSS Improved ≥4 Points in 24 Hours | P | ||
|---|---|---|---|
| No | Yes | ||
| Demographics (patients) | n = 11 | n = 7 | |
| Age, years (mean ± SD) | 71.3 ± 12.0 | 81 ± 7.9 | .08 |
| Admission NIHSS (mean ± SD) | 16.5 ± 5.9 | 15.8 ± 5.7 | .84 |
| Time to angiography, minutes (mean ± SD) | 624 ± 918 | 216 ± 123 | .35 |
| Women (men) | 4 (7) | 6 (1) | .05 |
| Comorbidities (patients) | n = 11 | n = 7 | |
| Hypertension | 11 | 6 | .39 |
| Diabetes mellitus | 2 | 1 | .67 |
| Atrial fibrillation | 3 | 4 | .22 |
| Hyperlipidemia | 7 | 1 | .05 |
| Coronary artery disease | 3 | 2 | .68 |
| Location (lesions) | n = 12 | n = 7 | |
| M1 MCA | 2 | 2 | .47 |
| M2 MCA | 0 | 1 | .37 |
| VBS | 2 | 1 | .70 |
| Any solitary lesion | 4 | 4 | .30 |
| M1 MCA + M2 MCA | 2 | 2 | .47 |
| ICA bifurcation + ICA terminus + M1 MCA | 2 | 0 | .39 |
| ICA bifurcation + M1 MCA | 2 | 1 | .70 |
| ICA terminus + M1 MCA | 2 | 0 | .39 |
| Limited to MCA (M1 or M2 MCA or M1+M2) | 4 | 5 | .13 |
| Limited to MCA or VBS | 6 | 6 | .14 |
| Stent used (lesions) | n = 12 | n = 7 | |
| Neuroform | 11 | 5 | .29 |
| Wingspan | 1 | 2 | .29 |
| Adjunctive treatment (lesions) | n = 12 | n = 7 | |
| IIb/IIIa inhibitor | 8 | 2 | .13 |
| IA thrombolysis | 8 | 4 | .52 |
| IV thrombolysis | 4 | 1 | .37 |
| Merci retriever | 4 | 5 | .13 |
| Angioplasty | 7 | 3 | .43 |
Note:—NIHSS indicates National Institutes of Health Stroke Scale; MCA, middle cerebral artery; VBS, vertebrobasilar system; ICA, internal carotid artery; IA, intra-arterial.