Baseline characteristics of the studied groups
| Baseline characteristics | Thrombectomy(n=10) | Medical(n=22) | p Value* |
|---|---|---|---|
| Age (years), mean±SD | 60±13.9 | 68.2±14.4 | 0.14 |
| Gender (male) | 5 (50) | 15 (68) | 0.43 |
| Hypertension | 6 (60) | 13 (59) | 1.00 |
| Hyperlipidemia | 2 (20) | 5 (23) | 1.00 |
| Atrial fibrillation | 3 (30) | 8 (36) | 1.00 |
| Diabetes | 2 (20) | 4 (18) | 1.00 |
| Smoking | 2 (20) | 2 (9) | 0.57 |
| Anticoagulation | 0 (0) | 0 (0) | – |
| Arterial pressure (mm Hg), mean±SD | 100.3±20.5 | 106.7±17.7 | 0.43 |
| Baseline NIHSS score, median (IQR) | 4 (2–5) | 2 (1–4) | 0.09 |
| Worst NIHSS score, mean±SD | 5.8±3.0 | 7.1±6.8 | 0.43 |
| NIHSS score fluctuation >4 | 3 (30) | 9 (41) | 0.70 |
| Wake-up stroke | 2 (20) | 7 (32) | 0.68 |
| IV t-PA | 6 (60) | 2 (9) | <0.01 |
| NCCT ASPECTS, mean±SD | 8.5±1.0 | 9.1±0.8 | 0.14 |
| CT perfusion (cc) | |||
| Ischemic core, mean±SD | 8.5±9.9 | 0.4±1.3 | 0.06 |
| tMax>4 s, mean±SD | 132.1±111.9 | 177.1±110.8 | 0.39 |
| tMax>6 s, mean±SD | 65.4±52.9 | 70.7±47.0 | 0.82 |
| tMax>10 s, mean±SD | 24.6±23.9 | 9.9±12.6 | 0.16 |
| Times (hours), median (IQR) | |||
| Last-known-normal to arrival | 6.25 (3.75–9.12) | 10.5 (4.3–15) | 0.19 |
| Arrival to deterioration | – | 5.2 (2.0–25.0) | |
| Deterioration to puncture | – | 1.5 (0.6–2.1) | |
| Deterioration to reperfusion | – | 2.7 (2.3–3.5) | |
| Occlusion site | 0.62 | ||
| ACA | 1 (10) | 0 (0) | |
| MCA M1 | 6 (60) | 10 (45) | |
| MCA M2 | 1 (10) | 5 (23) | |
| Intracranial ICA | 0 (0) | 3 (14) | |
| Extracranial ICA | 0 (0) | 1 (5) | |
| Basilar | 2 (20) | 3 (14) | |
| Tandem | 0 (0) | 3 (14) | 0.53 |
| Procedure | 10 (100) | 9 (41) | |
| Stentriever | 8 (80) | 8 (89) | 1.00 |
| mTICI 2b−3 | 10 (100) | 9 (100) | 1.00 |
| mTICI 3 | 5 (50) | 6 (67) | 0.65 |
| Procedure length (min), mean±SD | 67.1±29.6 | 74.9±31.1 | 0.58 |
| Etiology | 0.19 | ||
| Cardioembolic | 4 (40) | 8 (36) | |
| Large vessel atherosclerosis | 1 (10) | 7 (32) | |
| Intracranial atherosclerosis | 0 (0) | 2 (9) | |
| Other determined | 0 (0) | 1 (5) | |
| Cryptogenic | 5 (50) | 4 (18) |
Results are shown as number (%) unless stated otherwise.
*Significant p values are shown in bold.
ACA, anterior communicating artery; ASPECTS, Alberta Stroke Program Early CT Score; ICA, internal carotid artery; NIHSS, National Institutes of Health Stroke Scale; MCA, middle cerebral artery; mTICI, modified Treatment in Cerebral Infarction; NCCT, non-contrast CT; t-PA, tissue plasminogen activator.