Table 1.
Demographics, clinical, and MRI characteristics of the total cohort (N = 42), and comparisons regarding these variables in the subcohort of patients with available follow-up MRI at 3 months (N = 30)
| Total BL cohort (N = 42) | FU cohort (N = 30) | |
|---|---|---|
| Age at baseline (years, SD) | 66.5 (10.9) | 66.3 (11.1) |
| Sex, n (% male) | 25 (60%) | 20 (67%) |
| Clinical characteristics, n (%) | ||
| NIHSS (median, IQR, range) at admission | 9.5 (11.0), 2–20 | 10.0 (11.0) |
| NIHSS (median, IQR, range) at discharge | 1.0 (3.0), 0–9 | 1.5 (3.0) |
| NIHSS (median, IQR, range) at FU | – | 1.0 (2.0), 0–4 |
| i.v. thrombolysis only | 11 (26%) | 9 (30%) |
| Mechanical thrombectomy* | 31 (74%) | 21 (70%) |
| TICI 2b | 11 of 31 (35%) | 9 of 21 (43%) |
| TICI 3 | 20 of 31 (65%) | 12 of 21 (57%) |
| Vascular risk factors | ||
| Arterial hypertension | 31 (74%) | 22 (73%) |
| Atrial fibrillation | 13 (31%) | 11 (37%) |
| Hyperlipidemia | 25 (59%) | 17 (57%) |
| Diabetes mellitus | 5 (12%) | 4 (13%) |
| Smoking | 14 (33%) | 9 (30%) |
| MRI | ||
| Symptom onset to baseline MRI (days, IQR, range) | 1.0 (1.3), 1–4 | 1.0 (1.25), 1–4 |
| FLAIR lesion size, cm3 (IQR, range) | 7.57 (19.92), 0–114 | 8.46 (27.88), 0–114 |
| WMH grade (IQR, range) | 1.0 (1.0), 0–3 | 1.0 (1.0), 0–3 |
| Lesioned hemisphere, n (% right) | 18 (43%) | 14 (47%) |
BL baseline, FU 3-month follow-up, NIHSS National Institutes of Health Stroke Scale, IQR interquartile range
*13 patients additionally received i.v. thrombolysis