Table 3.
Differences between subgroups of patients treated within 6 h, within 6–8 h, or with unknown onset time
| Observed parameter | EVT ≤6 h | EVT 6–8 h | Unknown onset time |
|---|---|---|---|
| Patients, n (%) | 83 (75.5) | 11 (10) | 16 (14.5) |
|
| |||
| Age (years), mean±SD (range) | 72.9±10.8 (38–93) | 72.3±8.0 (62–83) | 73.8±12.5 (43–88) |
|
| |||
| Male sex, n (%) | 36 (43.4) | 1 (9.1) | 5 (31.3) |
|
| |||
| NIHSS baseline, median (range) | 14.7 (5–28) | 14.4 (8–20) | 14.8 (5–40) |
|
| |||
| Occluded artery, n (%) | |||
| ICA (±MCA) | 29 (34.9) | 3 (27.3) | 4 (25) |
| MCA | 54 (65.1) | 8 (72.7) | 12 (75) |
|
| |||
| Onset-to-groin puncture time (min), median (range) | 205.5 (35–350) | 414.4 (360–470) | N/A |
|
| |||
| Recanalization (TICI 2b/3), n (%) | 61 (73.5) | 7 (63.6) | 13 (81.3) |
|
| |||
| Good clinical outcome (mRS 0–2), n (%) | 46 (55.4) | 5 (45.5) | 10 (62.5) |
EVT, endovascular therapy; SD, standard deviation; NIHSS, National Institutes of Health Stroke Scale; ICA, internal carotid artery; MCA, middle cerebral artery; TICI, thrombolysis in cerebral infarction; mRS, modified Rankin scale; N/A, not applicable.