Table 1.
Baseline clinical and procedural characteristics of the overall cohort of patients and divided according whether they had or not post-thrombectomy intracranial hemorrhage (PTIH).
| Sex | Overall cohort of patients (N = 80) | PTIH YES (N = 40) | PTIH NO (N = 40) | Statistical analysis |
|---|---|---|---|---|
| Male | 45 (56.3%) | 23 (57.5%) | 22 (55.0%) | X1 = 0.051, P = 0.822 |
| Female | 35 (43.8%) | 17 (42.5%) | 18 (45.0%) | |
| Age (years) | 75.0 [64.5–83.0] | 75.0 [63.0–82.0] | 74.5 [65.5–83.0] | H1 = 0.021, P = 0.885 |
| Stroke etiology | ||||
| Patients with cardioembolic etiology | 32 (40%) | 15 (37.5%) | 17 (42.5%) | X3 = 0.268, P = 0.966 |
| Patients with large artery atherosclerosis etiology | 16 (20%) | 8 (20.0%) | 8 (20.0%) | |
| Patients with other etiologya | 4 (5%) | 2 (5.0%) | 2 (5.0%) | |
| Patients with cryptogenic etiology | 28 (35%) | 15 (37.5%) | 13 (32.5%) | |
| NIHSS admission | 18.0 [11.0–21.5] | 20.0 [17.0–23.0] | 14.0 [10.5–19.0] | H1 = 8.006, P = 0.005* |
| Occluded vessel (s) b | ||||
| MCA, M1 | 31 (38.8%) | 14 (35.0%) | 17 (42.5%) | H1 = 0.543, P = 0.461 |
| MCA, M2 | 8 (10.0%) | 4 (10.0%) | 4 (10.0%) | |
| MCA, M3 | 1 (1.3%) | 0 (0.0%) | 1 (2.5%) | |
| MCA (multiple branches/segments) | 6 (7.5%) | 3 (7.5%) | 3 (7.5%) | |
| ICA&ICA terminus | 14 (17.5%) | 7 (17.5%) | 7 (17.5%) | |
| ACA | 1 (1.3%) | 1 (2.5%) | 0 (0.0%) | |
| VB | 6 (7.5%) | 4 (10.0%) | 2 (5.0%) | |
| PCA | 1 (1.3%) | 0 (0.0%) | 1 (2.5%) | |
| Tandem occlusion | 6 (7.5%) | 4 (10.0%) | 2 (5.0%) | |
| Other dual | 1 (1.3%) | 1 (2.5%) | 0 (0.0%) | |
| 3 or more occluded vessels | 5 (6.3%) | 2 (5.0%) | 3 (7.5%) | |
| Median number of passes performed during the endovascular procedure | 2 [1–3] | 2 [1–4] | 1 [1–2.5] | H1 = 5.995, P = 0.014* |
| Onset to groin puncture time (minutes) | 145 [53–265] | 145 [45–300] | 142.5 [54.5–262.5] | H1 = 0.073, P = 0.787 |
| Onset to recanalization time (minutes) | 236 [88–345] | 235 [99–355] | 258 [88–328] | H1 = 0.003, P = 0.953 |
| Final mTICI score | ||||
| mTICI 0 | 4 (5.0%) | 2 (5.0%) | 2 (5.0%) | H1 = 2.948, P = 0.086 |
| mTICI 1 | 1 (1.3%) | 0 (0.0%) | 1 (2.5%) | |
| mTICI 2a | 8 (10.0%) | 5 (12.5%) | 3 (7.5%) | |
| mTICI 2b | 20 (25.0%) | 13 (32.5%) | 7 (17.5%) | |
| mTICI 2c | 14 (17.5%) | 8 (20.0%) | 6 (15.0%) | |
| mTICI 3 | 33 (41.3%) | 12 (30.0%) | 21 (52.5%) | |
aOther etiology included arterial dissection.
bMCA, Middle Cerebral Artery; ICA, Internal Carotid Artery; ACA, Anterior Cerebral Artery; VB, Vertebro-basilar; PCA, Posterior Cerebral Artery.
Data given as N (%) of cases or median [IQ1, IQ3].
*Statistically significant.