Table 2.
Multivariable logistic regression analysis with backward elimination of factors independently associated with a unfavorable 90-day outcome
| Independent variable | OR (95% CI) | P-value |
|---|---|---|
| Atrial fibrillation | 2.51 (1.03–6.33) | 0.049 |
| Infarct volume (per mL) | 1.03 (1.01–1.06) | 0.005 |
| Admission NIHSS (per point) | 1.17 (1.08–1.28) | <0.001 |
| Pre-admission mRS (per step) | 2.58 (1.66–4.01) | <0.001 |
Hosmer-Lemeshow statistics (χ2 =7.862, p=0.447). The CHA2DS2-VASc score was not retained in this model. Results were identical when the individual components of the CHA2DS2-VASc score were entered.