Baseline clinicodemographic features
| Catfish group (n=113) | Solitaire group (n=114) | |
| Age (years) | 62.0 (13.2) | 62.2 (12.4) |
| Male | 59 (52.2) | 72 (63.2) |
| NIHSS score | ||
| Mean (SD) | 15.9 (4.6) | 15.1 (4.3) |
| Median (range) | 16 (12–20) | 16 (12–20) |
| Pre-stroke mRS score | ||
| 0 | 98 (86.7) | 104 (91.2) |
| 1 | 15 (13.3) | 9 (7.9) |
| 2 | 0 | 0 |
| 3 | 0 | 0 |
| 4 | 1 (0.4) | 0 |
| Intravenous t–PA pre-procedure | 46 (40.7) | 46 (40.3) |
| Medical history | ||
| Hypertension | 68 (60.2) | 69 (60.5) |
| Diabetes mellitus | 11 (9.7) | 13 (11.4) |
| Hyperlipidaemia | 9 (8.0) | 7 (6.1) |
| Atrial fibrillation | 45 (39.8) | 40 (35.1) |
| Ischaemic stroke or transient ischaemic attack | 21 (18.6) | 25 (21.9) |
| Myocardial infarction or coronary artery disease | 23 (20.4) | 25 (21.9) |
| Admission systolic blood pressure, mm Hg | 142.8 (20.4) | 144.1 (20.9) |
| Admission diastolic blood pressure, mm Hg | 82.1 (12.1) | 82.9 (13.7) |
| Baseline ASPECT score | ||
| Mean (SD) | 8.1 (1.3) | 8.1 (1.29) |
| Median (range) | 8 (7–9) | 8 (7–9) |
| Baseline pc–ASPECT score | ||
| Mean (SD) | 9.88 (0.6) | 9.56 (1.7) |
| Median (range) | 10 (10–10) | 10 (10–10) |
| Site of occlusion | ||
| Internal carotid artery (ICA) | 30 (26.6) | 34 (30.1) |
| Anterior cerebral artery | 3 (2.7) | 1 (0.9) |
| Middle cerebral artery | ||
| M1 | 58 (51.3) | 67 (59.3) |
| M2 | 13 (11.5) | 6 (5.3) |
| Posterior circulation | ||
| V4 | 2 (1.8) | 0 (0) |
| Basilar artery | 3 (2.7) | 4 (3.5) |
| Posterior cerebral artery | 1 (0.9) | 0 (0) |
| Other | ||
| Tandem cervical ICA | 3 (2.7) | 1 (0.9) |
| Onset to main hospital arrival, min | 195 (115–240) | 170 (114–240) |
Data are mean (SD), n (%) or median (IQR).
ASPECT, Alberta stroke program early CT score; M1, first segment of the middle cerebral artery; M2, second segment of the middle cerebral artery; mRS, modified Rankin Scale; NIHSS, National Institutes of Health Stroke Scale; pc–ASPECT, Posterior circulation–Alberta stroke programme early CT score; tPA, alteplase; V4, fourth segment of the vertebral artery.