Multivariate logistic regression analysis models for probability of early death
| Variable | Univariate analysis | Multivariate logistic regression analysis | ||||
|---|---|---|---|---|---|---|
| Early death | ||||||
| Yes (n = 804) | No (n = 15004) | p Value | OR | 95% CI | p Value | |
| *Analysis by difference of 1 year; †analysis by difference of 1 point. | ||||||
| CI, confidence interval; NIHSS, National Institutes of Health Stroke Scale; OR, odds ratio. | ||||||
| Female | 45.9% | 38.4% | <0.0001 | 1.00 | 0.841 to 1.178 | 0.957 |
| Age in years (mean, SD, median) | 74.8, 10.8, 75 | 70.4, 11.5, 71 | <0.0001 | 1.01* | 1.005 to 1.020 | 0.002 |
| Hypertension | 52.6% | 61.7% | <0.0001 | 0.95 | 0.809 to 1.119 | 0.957 |
| Diabetes mellitus | 20.9% | 24.9% | 0.011 | 1.11 | 0.912 to 1.354 | 0.297 |
| Hypercholesterolaemia | 8.6% | 17.7% | <0.0001 | 0.75 | 0.570 to 0.990 | 0.042 |
| Atrial fibrillation | 47.8% | 19.6% | <0.0001 | 1.27 | 1.061 to 1.510 | 0.009 |
| Current smoking | 10.2% | 17.7% | <0.0001 | 0.88 | 0.680 to 1.148 | 0.353 |
| History of stroke | 35.0% | 31.1% | 0.021 | – | – | – |
| Thrombolytic treatment | 17.0% | 4.8% | <0.0001 | 1.34 | 1.007 to 1.795 | 0.045 |
| Aspirin | 1.9% | 10.1% | <0.0001 | 0.30 | 0.175 to 0.503 | <0.0001 |
| Heparin | 23.5% | 16.0% | <0.0001 | 0.91 | 0.750 to 1.108 | 0.352 |
| NIHSS score on admission (mean, SD, median) | 21.5, 9.7, 22 | 7.6, 7.2, 5 | <0.0001 | 1.15† | 1.137 to 1.155 | <0.0001 |