Table 2.
Primary and secondary study outcomes
| Patients with no atrial fibrillation (n = 289) | Patients with new-onset AFDAS (n = 107) | Patients with known atrial fibrillation/atrial flutter (n = 122) | p-value | |
|---|---|---|---|---|
| Primary study outcome | ||||
| 90-day mRS [n (%)] | 0.311 | |||
| ≤ 2 | 173 (59.9) | 71 (66.4) | 80 (65.6) | |
| > 2 | 116 (40.1) | 36 (33.6) | 42 (34.4) | |
| Secondary study outcome | ||||
| ∆ NIHSS 24 h [median, (IQR)] | 11 (5–19) | 12 (6–21) | 12 (4–23) | 0.945 |
| Post-intervention TICI [n (%)] | 0.971 | |||
| Unfavorable (0, 1, 2a) | 48 (16.8) | 17 (16.0) | 21 (17.2) | |
| Favorable (2b, 2c, 3) | 238 (83.2) | 89 (84.0) | 101 (82.8) | |
| Death at 90 days [n (%)] | 28 (9.7) | 5 (4.7) | 15 (12.3) | 0.130 |
| Immediate complications post-procedure | ||||
| In hospital death [n (%)] | 28 (9.7) | 5 (4.7) | 15 (12.3) | 0.177 |
| Malignant MCA infarction [n (%)] | 35 (12.1) | 11 (10.4) | 11 (9.0) | 0.639 |
| Hemicraniectomy [n (%)] | 14 (4.8) | 3 (2.8) | 3 (2.5) | 0.428 |
| HT [n (%)] | 72 (24.9) | 22 (20.6) | 30 (24.6) | 0.654 |
| HT score [n (%)] | 0.176 | |||
| 1a | 17 (28.8) | 4 (23.5) | 4 (16.7) | |
| 1b | 14 (23.7) | 10 (58.8) | 12 (50.0) | |
| 1c | 3 (5.1) | 2 (11.8) | 1 (4.2) | |
| 2 | 9 (15.3) | 1 (5.9) | 3 (12.5) | |
| 3a | 3 (5.1) | – | – | |
| 3b | 3 (5.1) | – | – | |
| 3c | 10 (16.9) | – | 4 (16.7) | |
| PH (HT 1c, 2, 3,a 3ab) | 27 (10.1) | 4 (3.9) | 9 (7.5) | 0.206 |
| SAH (HT 3c) [n (%)] | 10 (3.5) | 1 (1.0) | – | 0.053 |
| sICH [n (%)] | 19 (3.7) | 2 (0.4) | 2 (0.4) | 0.030 |
| sICH and/or PH | 46 (15.9) | 6 (5.6) | 11 (9.0) | 0.010 |
HT hemorrhagic transformation, MCA middle cerebral artery, PH parenchymal hemorrhage, SAH subarachnoid hemorrhage, sICH symptomatic intracranial hemorrhage, mRS modified Rankin Scale, AF detected after stroke or transient ischemic attack (AFDAS)