Table 2.
Results of univariate and multivariate logistic regression analyses.
| Characteristics | Univariate analysis | Multivariate analysis | ||||||
|---|---|---|---|---|---|---|---|---|
| β coefficient | OR | 95% CI | p-value | β coefficient | OR | 95% CI | p-value | |
| Gender | 0.444 | 1.558 | 1.558(0.633–3.763) | 0.325 | ||||
| Age | 0.009 | 1.009 | 1.009(0.971–1.051) | 0.645 | ||||
| Ischemic stroke | 0.257 | 1.293 | 1.293(0.063–10.59) | 0.827 | ||||
| Hypertension | −0.12 | 0.887 | 0.887(0.371–2.116) | 0.785 | ||||
| Heart disease | 0.673 | 1.96 | 1.96(0.089–21.26) | 0.589 | ||||
| Diabetes | 0.267 | 1.306 | 1.306(0.183–6.087) | 0.753 | ||||
| Surgical method | 0.877 | 2.404 | 2.404(0.997–6.132) | 0.056 | ||||
| Craniectomy | 1.007 | 2.738 | 2.738(0.763–9.084) | 0.104 | ||||
| Location of aneurysm | −0.879 | 0.415 | 0.415(0.129–1.467) | 0.148 | ||||
| Hunt and Hess Grade | 0.467 | 1.596 | 1.596(1.124–2.295) | 0.01 | ||||
| External lumbar drainage | 1.28 | 3.596 | 3.596(1.24–10.20) | 0.016 | 1.628 | 5.094 | 5.094 (1.535–17.54) | 0.008 |
| GCS score | −0.149 | 0.861 | 0.861(0.772–0.96) | 0.007 | ||||
| WFNS Grade | 0.421 | 1.523 | 1.523(1.174–1.994) | 0.002 | ||||
| Acute hydrocephalus | −16.313 | 0 | 0(NA-8.629) | 0.99 | ||||
| subacute hydrocephalus | −16.281 | 0 | 0(NA-1.199) | 0.992 | ||||
| V-P shunt | 0.673 | 1.96 | 1.96(0.089–21.26) | 0.589 | ||||
| EVD placement | 0.656 | 1.926 | 1.926(0.558–5.931) | 0.268 | ||||
| Callosal angle | −0.067 | 0.935 | 0.935(0.887–0.982) | 0.01 | ||||
| Intraventricular bleeding | 0.96 | 2.611 | 2.611(1.089–6.523) | 0.034 | ||||
| Intracranial infection | −1.347 | NA(NA-NA) | 0 | |||||
| Modified Fisher grade | 0.708 | 2.03 | 2.03(1.213–3.535) | 0.009 | 0.736 | 2.087 | 2.087 (1.185–3.846) | 0.013 |
| Interval to blood clearance | 0.072 | 1.075 | 1.075(1.026–1.13) | 0.003 | ||||
| The distance between frontal horns | −0.004 | 0.996 | 0.996(0.908–1.098) | 0.934 | ||||
| Evans index | 3.304 | 27.234 | 27.23(0–11,373) | 0.602 | ||||
| Left temporal horn | 0.137 | 1.147 | 1.147(0.977–1.346) | 0.087 | ||||
| Right temporal horn | −0.004 | 0.996 | 0.996(NA-1.014) | 0.764 | ||||
| Third ventricle width | 0.029 | 1.03 | 1.03(0.857–1.224) | 0.745 | ||||
| The narrowest width between the lateral walls | −0.021 | 0.979 | 0.979(0.917–1.043) | 0.525 | ||||
| Sellar bone distortion | 0.182 | 1.2 | 1.2(0.397–3.251) | 0.73 | ||||
| Periventricular white matter changes | 1.755 | 5.786 | 5.786(2.327–15.54) | <0.01 | 1.705 | 5.501 | 5.501 (2.079–15.89) | 0.001 |
| Subdural hygroma | 0.944 | 2.571 | 2.571(1.059–6.287) | 0.036 | ||||
| CRP | 0.02 | 1.02 | 1.02(0.982–1.058) | 0.258 | ||||
| WBC | 0.07 | 1.072 | 1.072(0.975–1.178) | 0.143 | ||||
| Neutrophil | 0.054 | 1.055 | 1.055(0.955–1.164) | 0.283 | ||||