Table 4

 Multivariate analysis of prediction of intracranial haemorrhage (n = 48)

VariableRegression coefficientSEEstimated odds ratio95% CIp Value
Adjusted R2 (Nagelkerke) = 0.42; area under the ROC curve = 0.82.
The two explanatory variables (mean 24 hour systolic blood pressure and a hyperdense artery sign) plus the constant represent the simplest adequate model.
CI, confidence interval; HAS, hyperdense artery sign; SBP, systolic blood pressure.
Mean 24 hour SBP0.0750.0251.0781.027 to 1.1310.003
HAS (0 = no; 1 = yes)1.8920.8226.6301.323 to 33.2350.02