Imaging Features | Odds Ratio | Standard Error | Z | P > z | 95% CI |
---|---|---|---|---|---|
Univariate analysis | |||||
ICH | 0.17 | 0.19 | −1.62 | .105 | 0.02–1.45 |
Edema | 0.30 | 0.15 | −2.48 | .013 | 0.12–0.78 |
Abnormal MRAa | 3.45 | 1.68 | 2.55 | .011 | 1.33–8.94 |
Serpiginous vesselsa | 17.85 | 11.18 | 4.60 | <.001 | 5.23–60.94 |
Venous enhancementa | 2.73 | 1.38 | 1.99 | .046 | 1.02–7.35 |
Venous ASL signala | 19.60 | 11.83 | 4.93 | <.001 | 6.00–63.97 |
Multivariate analysis | |||||
ICH | 1.18 | 1.84 | 0.11 | .915 | 0.06–24.93 |
Edemaa | 0.12 | 0.11 | −2.34 | .019 | 0.02–0.71 |
Abnormal MRA | 0.82 | 0.88 | −0.18 | .856 | 0.10–6.72 |
Serpiginous vesselsa | 2.53 | 13.35 | 2.37 | .018 | 1.55–101.19 |
Venous enhancementa | 0.79 | 0.77 | −0.24 | .811 | 0.12–5.31 |
Venous ASL signala | 17.30 | 14.57 | 3.39 | .001 | 3.32–90.14 |
↵a Significant at P < .05.
Multivariate post-ASL model is an improvement over the pre-ASL model (P = .0001).