Procedure characteristics and outcome
| PROTECT (n=40) | Non-BGC+distal aspiration (160) | P value | |
| Median time from symptom onset to recanalization (Min; Max) | 254 min (150; 412) | 278 min (120; 780) | 0.344 |
| Median time from groin puncture to recanalization (Min; Max) | 29 min (15; 90) | 40 min (5; 265) | 0.002 |
| Number of maneuvers* | 1.9+/-1.2 | 2.8+/-2.4 | 0.024 |
| First-pass recanalization (%) | 48 | 35 | 0.16 |
| final oTICI | <0.001 | ||
| 3 | 70% | 39% | |
| 2b | 30% | 39% | |
| 2a | 0% | 10% | |
| 1 | 0% | 0% | |
| 0 | 0% | 12% | |
| Successful recanalization (TICI 2b/3) | 100% | 78% | 0.001 |
| Embolization into previously unaffected territory n(%) | 1 (2.5) | 3 (1.9) | 0.846 |
| Median NIHSS at discharge (Min; Max) | 5 (0; 42) | 9 (0; 42) | 0.119 |
| ΔNIHSS | 7 | 5 | 0.119 |
| Median mRS at discharge (Min; Max) | 3 (0; 6) | 4 (0; 6) | 0.608 |
*Data are mean +/-SD.
BGC, balloon guide catheter; mRS, modified Rankin Scale; NIHSS, National Institute of Health Stroke Scale; PROTECT, PRoximal balloon Occlusion TogEther with direCt Thrombus aspiration; TICI, thrombolysis In cerebral infarction.