Univariable analyses modeling poor outcome
| Variable | Category | Odds Ratio | 95% Confidence Interval | P | |
|---|---|---|---|---|---|
| Age | <65 | 2.375 | 0.407 | 13.848 | .300 |
| ≥65 | |||||
| Sex | Male | 3.000 | 0.589 | 15.279 | .153 |
| Female | |||||
| Aneurysm size | ≤7 mm | 0.389 | 0.045 | 3.337 | .341 |
| >7 mm | |||||
| Neck type | Narrow* | 2.271 | 0.501 | 10.302 | .248 |
| Wide | |||||
| Presence of SAH | No | 1.208 | 1.074 | 1.359 | .084 |
| Yes | |||||
| HH | 0–3 | 46.667 | 7.858 | 277.145 | .000 |
| 4 to 5 | |||||
| AchoA infarction | Yes | 7.625 | 0.939 | 61.891 | .088 |
| No | |||||
| Treatment modality | Coil | 0.688 | 0.177 | 2.676 | .422 |
| Clip | |||||
Note:—AchoA indicates anterior choroidal artery; HH, Hunt and Hess grade; SAH, subarachnoid hemorrhage.
* Narrow neck includes a dome-to-neck ratio >0.85 and neck diameter <4 mm.