Table 1.
Multiple linear regression demonstrates significant predictor variables for neurologic outcome in aneurysmal subarachnoid hemorrhage.
| Independent variable | P value | β coefficients | Collinearity diagnostics |
|---|---|---|---|
| (95% confidence interval) | (tolerance, VIF) | ||
| Normal motor response | <0.001 | −0.329 (−0.496, −0.161) | (0.27, 3.71) |
| Cerebral infarction | <0.001 | 0.790 (0.695, 0.885) | (0.86, 1.16) |
| History of myocardial infarction | 0.009 | 0.386 (0.097, 0.675) | (0.92, 1.09) |
| Cerebral edema | <0.001 | 0.322 (0.190, 0.453) | (0.96, 1.05) |
| History of diabetes mellitus | 0.028 | 0.239 (0.026, 0.452) | (0.98, 1.03) |
| Day-8 fever | <0.001 | 0.231 (0.150, 0.311) | (0.93, 1.08) |
| Prior subarachnoid hemorrhage | 0.004 | 0.197 (0.063, 0.332) | (0.98, 1.02) |
| Admission angiographic vasospasm | 0.015 | 0.175 (0.035, 0.315) | (0.93, 1.08) |
| Neurological grade | <0.001 | 0.167 (0.093, 0.242) | (0.16, 6.43) |
| Intraventricular hemorrhage | 0.001 | 0.142 (0.056, 0.229) | (0.80, 1.25) |
| Ruptured aneurysm size | 0.001 | 0.130 (0.053, 0.206) | (0.97, 1.03) |
| History of hypertension | 0.009 | 0.119 (0.030, 0.208) | (0.85, 1.18) |
| Vasospasm day | 0.05 | 0.112 (0.001, 0.225) | (0.20, 5.11) |
| Age | <0.001 | 0.018 (0.015, 0.021) | (0.86, 1.17) |
| Mean arterial pressure | 0.012 | 0.003 (0.001, 0.006) | (0.91, 1.10) |
VIF: variance inflation factor.