Comparison of demographic and clinical characteristics and outcomes for patients whose angiograms did and did not reveal reocclusion
| Characteristics | No Reocclusion (n = 38) | Reocclusion (n = 8) | P Value |
|---|---|---|---|
| Mean age (yr ± SD) | 69.5±16.9 | 74.5±11.7 | .4 |
| Sex, male | 21 | 6 | .4 |
| Mean time to treatment (hr ± SD) | 4.7±1.7 | 4.4±1.2 | .6 |
| Occlusion site | |||
| Basilar | 5 | 1 | |
| ICA | 13 | 2 | |
| MCA | 20 | 5 | |
| Initial NIHSS score (mean ± SD) | 22±8.7 | 23.3±6.2 | .7 |
| Initial angiographic grade* | |||
| 1 | 1 | 0 | .8 |
| 2 | 4 | 0 | |
| 3A | 10 | 4 | |
| 3B | 3 | 1 | |
| 4A | 7 | 1 | |
| 4B | 8 | 1 | |
| 5 | 3 | 1 | |
| Undetermined | 2 | 0 | |
| Final angiographic grade* | |||
| 0 | 13 | 0 | .5 |
| 1 | 10 | 2 | |
| 2 | 7 | 4 | |
| 3A | 3 | 1 | |
| 3B | 1 | 0 | |
| 4A | 2 | 1 | |
| 4B | 1 | 0 | |
| 5 | 1 | 0 | |
| Asymptomatic ICH | 4 | 1 | |
| NIHSS score at 7 days (mean ± SD) | 19±17.6 | 27.6±17.4 | .2 |
| mRS score 0–2 at 1–3 months | 17 | 0 | |
| mRS score 3–6 at 1–3 months | 21 | 8 |
Note.—ICA indicates internal carotid artery; MCA, middle cerebral artery; NIHSS, National Institutes of Health Stroke Scale; ICH, intracerebral hemorrhage; mRS, modified Rankin Scale.
* Angiographic grading is according to the grading scheme presented by Qureshi (7).