Complications and outcome stratified by age
| 70 Years or Younger | Older Than 70 Years | P Value | |
|---|---|---|---|
| Complication | |||
| Symptomatic intracerebral hemorrhage | 4% (5/135) | 1% (2/134) | .447 |
| PH-1 intracerebral hemorrhage | 2% (3/135) | 1% (2/134) | 1 |
| PH-2 intracerebral hemorrhage | 2% (3/135) | 0% (0/134) | .247 |
| SAH intracerebral hemorrhage | 1% (2/135) | 2% (3/134) | .684 |
| IVH intracerebral hemorrhage | 0% (0/135) | 1% (1/134) | .498 |
| Any intracerebral hemorrhage | 19% (25/135) | 14% (19/134) | .410 |
| Vasospasm | 27% (36/135) | 17% (23/134) | .077 |
| Device-related AE | 16% (21/135) | 14% (19/134) | .864 |
| Outcome at 90 days | |||
| All-cause mortality | 8% (11/135) | 12% (16/134) | .318 |
| mRS 0–2 | 64% (87/135) | 12% (59/134) | 0.318 |
Note:—PH-1 indicates parenchymal hematoma type 1; PH-2, parenchymal hematoma type 2; IVH, intraventricular hemorrhage; AE, adverse events.