Table 4:
Odds ratios for different patient and aneurysm characteristics for the occurrence of thromboembolic complications leading to disability or death in 681 patients
| Variable | Odds Ratio | 95% Confidence Interval |
|---|---|---|
| Men | 0.98 | 0.46–2.11 |
| Timing after SAH | ||
| ≤3 d | 0.68 | 0.33–1.41 |
| Between 4 and 11 d | 1.15 | 0.55–2.40 |
| ≥11 | 1.44 | 0.63–3.28 |
| Aneurysm location | ||
| Posterior circulation | 0.27 | 0.08–0.90 |
| Anterior cerebral artery | 1.35 | 0.66–2.74 |
| Middle cerebral artery | 1.36 | 0.40–4.62 |
| Carotid artery | 1.51 | 0.71–3.20 |
| Supportive balloon | 4.94 | 2.10–11.69 |
| Clinical condition at the time of treatment | ||
| HH I–II | 0.71 | 0.35–1.45 |
| HH III | 1.41 | 0.69–2.88 |
| HH IV–V | 0.64 | 0.22–1.85 |
| Aneurysm size (mm) | ||
| ≤5 | 0.44 | 0.19–1.02 |
| <10 | 0.49 | 0.24–1.01 |
| ≥10 | 2.28 | 1.10–4.72 |
| >15 | 0.44 | 0.76–5.51 |
Note:—SAH indicates subarachoid hemorrhage; HH, Hunt and Hess scale.