| Mean age (yrs.) | 73.2 | 73.6 | 72.7 | 0.9 |
| Mean NIHSS baseline | 17.5 | 18.0 | 20.9 | 0.4 |
| Mean NIHSS discharge | 9.4 | 8.6 | 12.8 | 0.2 |
| Mean NIHSS 30 days | 6.9 | 5.1 | 9.3 | 0.3 |
| Time from symptom onset to groin puncture (min) | 234 | 237 | 275 | 0.7 |
| Time from groin puncture to end of procedure (min) | 106 | 103 | 100 | 0.8 |
| Mean IA tPA dose (mg/procedure) | 9.6 | 4.6 | 5.4 | <0.05 |
| Recanalization |
| TICI 2a | 22.2% (n=6) | 33.3% (n=10) | 46.2% (n=6) | 0.4 |
| TICI 2b | 33.3% (n=9) | 23.3% (n=7) | 7.7% (n=1) | 0.3 |
| TICI 3 | 37.0% (n=10) | 33.3% (n=10) | 15.4% (n=2) | 0.5 |
| TICI≥2a | 92.6% | 90.0% | 69.2% | 0.07 |
| Device-related complications | 30% (n=8) | 17% (n=5) | 23% (n=3) | 0.2 |
| Vessel perforation | 11% (n=3) | 3% (n=1) | 0 | 0.3 |
| SAH | 4% (n=1) | 0 | 0 | 0.5 |
| IVH | 0 | 0 | 8% (n=1) | |
| SAH+IVH | 15% (n=4) | 14% (n=4) | 15% (n=2) | |
| Distal thromboemboli |
| ICH rate (%) | 41% (n=11) | 33% (n=10) | 31% (n=4) | 0.8 |
| Symptomatic ICH rate | 7% (n=2) | 3% (n=1) | 15% (n=2) | 0.3 |
| mRS ≤2 90 days | 66.7% (n=18) | 64.3% (n=18) | 40.0% (n=4) | 0.5 |
| Mortality rate | 4% (n=1) | 17% (n=5) | 15% (n=2) | 0.6 |