Level of relatedness for all strokes – as adjudicated by CEC
| Level of relatedness | Relatedness to device | Relatedness to procedure |
| Minor stroke | ||
| Definitely | 1.3% (2/153) | 2.6% (4/153) |
| Probably | 0.7% (1/153) | 0.7% (1/153) |
| Possibly | 2.0% (3/153) | 0.7% (1/153) |
| Unlikely | 0.0% (0/153) | 0.0% (0/153) |
| Unrelated | 0.0% (0/153) | 0.0% (0/153) |
| Major stroke | ||
| Definitely | 0.7% (1/153) | 2.6% (4/153) |
| Probably | 1.3% (2/153) | 0.0% (0/153) |
| Possibly | 0.7% (1/153) | 0.7% (1/153) |
| Unlikely | 0.0% (0/153) | 0.7% (1/153) |
| Unrelated | 3.9% (6/153) | 2.6% (4/153) |