Table 1.
Clinical and procedural variables subdivided in success or failure of direct thromboaspiration
| Successful aspiration | Failed aspiration | Total | |
| No of patients (%) | 65/85 (76.5) | 20/85 (23.5) | 85/85 (100) |
| Age (years) (mean (SD)) | 69.1 (14.8) | 67.1 (14.0) | 68.6 (4.5) |
| Gender (n (%)) | |||
| Men | 35 (53.8) | 12 (60) | 47 (55.3) |
| Women | 30 (46.2) | 8 (40) | 38 (44.7) |
| NIHSS at onset (median (IQR)) | 16 (11–20) | 17.5 (11–22) | 16 (11–21) |
| Onset to groin time (min) (mean (SD)) | 284.8 (156.5) | 261.0 (172.8) | 279.2 (159.8) |
| Groin to recanalization time (min) (mean (SD)) | 39.1 (36.8) | 82.7 (45.8) | 49.3 (43.1) |
| No of passes (%) | |||
| 1 | 57 (87.7) | 12 (60) | 69 (81.2) |
| 2 | 6 (9.2) | 6 (30) | 12 (14.1) |
| 3 | 2 (3.1) | 1 (5) | 3 (3.5) |
| 4 | 0 | 1 (5) | 1 (1.2) |
| Location (n (%)) | |||
| MCA | 51 (78.5) | 12 (60) | 63 (74.1) |
| Carotid artery terminus | 5 (7.7) | 8 (40) | 13 (15.3) |
| BA | 9 (13.8) | 0 | 9 (10.6) |
| AOI (°) (median (IQR)) | 160 (139−167) | 114 (105−134.5) | 145.5 (125.8−163.3) |
| TICI score final (n (%)) | |||
| 0 | 0 | 5 (25) | 5 (5.9) |
| 1 | 0 | 0 | 0 |
| 2a | 0 | 1 (5) | 1 (1.2) |
| 2b | 5 (7.7) | 3 (15) | 8 (9.4) |
| 3 | 60 (62.3) | 11 (55) | 71 (83.5) |
| mRS 0–2 at 3 months (n (%)) | 41/65 (63.1) | 6/20 (30) | 47/85 (55) |
AOI, angle of interaction; BA, basilar artery; MCA, middle cerebral artery; mRS, modified Rankin Scale; NIHSS, National Institutes of Health Stroke Scale; TICI, Thrombolysis in Cerebral Infarction.