Adverse events by total pool, treatment modality and aneurysm location
| Adverse events | Pool | By treatment type | By location | |||
| N=115 | Unassisted (N=37) | Stent (N=70) | Balloon (N=8) | MCA bifurcation (N=46) | Basilar apex (N=69) | |
| Adverse events, self-reported | ||||||
| Intracranial haemorrhage | 5/11 (4.3) | 0/37 (0) | 5/70 (7.1) | 0/8 (0) | 2/46 (4.3) | 3/6 (4.3) |
| Acute ischaemic stroke | 3/11 (2.6) | 2/37 (5.4) | 1/70 (1.4) | 0/8 (0) | 2/46 (4.3) | 1/6 (1.4) |
| Vessel dissection | 3/11 (2.6) | 2/37 (5.4) | 1/70 (1.4) | 0/8 (0) | 0/46 (0) | 3/6 (4.3) |
| Intraprocedural adverse events | ||||||
| Thromboembolic event | 5/11 (4.3) | 2/37 (5.4) | 2/70 (2.9) | 1/8 (12.5) | 3/46 (6.5) | 2/69 (2.9) |
| Medication given | 5/11 (4.3) | 2/37 (5.4) | 2/70 (2.9) | 1/8 (12.5) | 3/46 (6.5) | 2/69 (2.9) |
| Intraprocedural aneurysm rupture | 1/11 (0.9) | 0/37 (0) | 1/70 (1.4) | 0/8 (0) | 1/46 (2.2) | 0/69 (0) |
| EVD placed | 1/11 (0.9) | 0/37 (0) | 1/70 (1.4) | 0/8 (0) | 0/46 (0) | 1/6 (1.4) |
| Parent artery/vessel dissection | 3/11 (2.6) | 2/37 (5.4) | 1/70 (1.4) | 0/8 (0) | 0/46 (0) | 3/6 (4.3) |
| Coil prolapse | 5/11 (4.3) | 3/37 (8.1) | 2/70 (2.9) | 0/8 (0) | 2/46 (4.3) | 3/6 (4.3) |
| Vasospasm | 1/11 (0.9) | 0/37 (0) | 1/70 (1.4) | 0/8 (0) | 1/46 (2.2) | 0/69 (0) |