Table 1.
Baseline characteristics and treatment details of AIS patients with successful and unsuccessful recanalization.
| Characteristics | Total (n = 76) | Successful Recanalization (n = 69) | Unsuccessful Recanalization (n = 7) | t/χ2/Z | P-value |
|---|---|---|---|---|---|
| Demographics | |||||
| Male, n (%) | 45 (59.2) | 41 (59.4) | 4 (57.1) | \(χ2 = 0.015\) | 0.912 |
| Age, mean ± SD (years) | 65 ± 12 | 65 ± 12 | 64 ± 14 | 0.182 | 0.857 |
| Clinical presentation | |||||
| Time from last known normal to admission, median (IQR) (h) | 6 (2, 10) | 6 (2, 10) | 7 (3, 11) | 0.487 | 0.632 |
| Baseline NIHSS score, median (IQR) | 13 (10, 19) | 12 (10, 18) | 18 (15, 22) | 2.326 | 0.021 |
| Hypertension, n (%) | 49 (64.5) | 44 (63.8) | 5 (71.4) | 0.128 | 0.726 |
| Diabetes mellitus, n (%) | 28 (36.8) | 25 (36.2) | 3 (42.9) | 0.102 | 0.765 |
| Atrial fibrillation, n (%) | 23 (30.3) | 20 (29.0) | 3 (42.9) | 0.563 | 0.451 |
| Smoking history, n (%) | 31 (40.8) | 28 (40.6) | 3 (42.9) | 0.013 | 0.903 |
| Treatment details | |||||
| Intravenous thrombolysis before MT, n (%) | 28 (36.8) | 25 (36.2) | 3 (42.9) | 0.102 | 0.765 |
| Imaging features | |||||
| Occlusion site, n (%) | 0.637 | 0.517 | |||
| Internal carotid artery | 20 (26.3) | 18 (26.1) | 2 (28.6) | – | – |
| MCA M1 segment | 47 (61.8) | 43 (62.3) | 4 (57.1) | – | – |
| MCA M2 segment | 9 (11.8) | 8 (11.6) | 1 (14.3) | – | – |
| Admission ASPECTS, median (IQR) | 8 (7, 9) | 8 (7, 9) | 7 (6, 8) | 2.031 | 0.043 |
| Collateral circulation (MP-CTA score ≥2), n (%) | 51 (67.1) | 49 (71.0) | 2 (28.6) | 5.582 | 0.018 |
| CT perfusion parameters (Pre-MT) | |||||
| Infarct core volume, median (IQR) (ml) | 8.0 (2.2, 32.0) | 7.5 (2.0, 30.0) | 15.0 (5.5, 45.0) | 2.124 | 0.037 |
| Perfusion deficit volume, mean ± SD (ml) | 149.4 ± 71.1 | 145 ± 68 | 178 ± 82 | 2.015 | 0.049 |
| Time parameters | |||||
| Time from symptom onset to imaging, median (IQR) (h) | 2.5 (1.0, 4.0) | 2.3 (1.0, 3.8) | 3.5 (2.0, 5.0) | 1.824 | 0.068 |
| Time from symptom onset to treatment, median (IQR) (h) | 5.0 (3.0, 8.0) | 4.8 (2.8, 7.5) | 7.0 (5.5, 9.0) | 2.017 | 0.044 |