Secondary outcomes
| Categorical and dichotomous variables | Whole cohort | Femoral | Radial | Pearson χ2 |
| Arteriotomy cross-over | 2.7% (10/375) | 1.6% (4/245) | 4.6% (6/130) | OR 2.92 (0.81–10.52) p=0.088 |
| First pass reperfusion | 54.7% (205/375) | 55.5% (136/245) | 53.1% (69/130) | OR 0.91 (0.59–1.39) p=0.652 |
| Final angiographic result=eTICI 2B-3 | 94.4% (354/375) | 94.3% (231/245) | 94.6% (123/130) | OR 1.06 (0.42–2.71) p=0.895 |
| sICH | 4 .% (15/375) | 4.9% (12/245) | 2.3% (3/130) | OR 0.46 (0.13–1.66) p=0.223 |
| Access site complication requiring additional procedure | 4.3% (16/375) | 6.5% (16/245) | 0% (0/130) | p=0.003 |
| mRS 0–2 at 90 days (in patients with pre-stroke mRS 0–2) | 61.3% (206/336) | 57.9% (124/214) | 67.2% (82/122) | OR 1.49 (0.93–2.37) p=0.092 |
| Continuous variables - medians (IQR) | Whole cohort | Femoral | Radial | Mann-Whitney U Test |
| CT to arteriotomy | 59.5 (37–84) | 58.5 (35–85) | 60 (40–84) | P=0.777 |
| Arteriotomy to reperfusion | 29 (19–46.5) | 30 (20–40) | 25 (17–43) | P=0.036 |
| CT to reperfusion | 95.5 (70–126.5) | 96.5 (71–130) | 95 (68–123) | P=0.456 |
| Days in MT hospital | 4 (2–8) | 4 (2–8) | 4 (2–7) | P=0.888 |
mRS, modified Rankin score; MT, mechanical thrombectomy; sICH, symptomatic intracranial haemorrhage.