Table 2.
Radiological characteristics of 53 patients with favorable and unfavorable outcomes following EVT for tandem internal carotid and middle cerebral artery occlusion.
| Radiological characteristics | Unadjusted Data (n, Mean ± SD, or Median, Interquartile Range) | |||
|---|---|---|---|---|
| All, n = 53 | Favorable Outcome (mRS 0–2) n = 20 | Unfavorable Outcome (mRS 3–6) n = 33 | p Value | |
| Vessel Characteristics | ||||
| MCA M1 occlusion | 51 (96.2) | 18 (90.0) | 33 (100.0) | 0.138 |
| MCA M2 occlusion | 2 (3.8) | 2 (10.0) | 0 (0.0) | |
| ASPECTS | 8 (7–9) | 9 (8–9) | 8 (7–9) | 0.248 |
| Leptomeningeal Collateralization | ||||
| Absent or less on the affected side | 39 (82.9) | 14 (77.8) | 25 (86.2) | 0.407 |
| Equal to unaffected side | 8 (17.0) | 4 (22.2) | 4 (13.8) | |
| Treatment | ||||
| t–PA use (%) | 37 (69.8) | 18 (90.9) | 19 (57.6) | 0.015 |
| Time to first imaging (min) | 85 (64–108) | 84 (58–103) | 85 (64–113) | 0.380 |
| Time to needle (min, n = 36) | 110 (90–130) | 104 (85–130) | 120 (94–130) | 0.419 |
| Time to vessel (min) | 181 (160–227) | 186 (163–235) | 175 (142–226) | 0.388 |
| Time to recanalization (min) | 276 (207–323) | 278 (213–309) | 273 (206–337) | 0.962 |
| EVT intervention time | 76 (42–116) | 74 (40–89) | 76 (42–124) | 0.344 |
| Acute ICA stenting (%) | 7 (13.2) | 4 (20.0) | 3 (9.1) | 0.400 |
| TICI Outcome | ||||
| 0–2a (%) | 17 (32.1) | 2 (10.0) | 15 (45.4) | 0.014 |
| 2b–3 (%) | 36 (67.9) | 18 (90.0) | 18 (54.5) | |
| Symptomatic hemorrhage (%) | ||||
| 14 (28.0) | 4 (21.0) | 10 (32.3) | 0.288 | |
| Final infarct volume in cm3 (n = 50) | ||||
| 58.1 (17.9–202.9) | 24.4 (3.9–41.7) | 163.9 (52.3–315.5) | <0.001 | |
Abbrevations: ASPECTS—Alberta stroke programme early CT score; t-PA—tissue-Plasminogen activator; ICA—internal carotid artery.