Table 2.

Variables associated with ischaemic stroke caused by anterior cerebral artery (ACA) infarction

Variable	β	SE (β)	Odds ratio (95% CI)	p
ACA versus MCA infarctions
Model based on demographics, vascular risk factors and clinical variables*
Speech disturbances (dysarthria, aphasia)	-0.728	0.289	0.48 (0.27–0.85)	0.012
Altered consciousness	-1.159	0.526	0.31 (0.11–0.88)	0.028
ACA versus PCA infarctions
Model based on demographics, vascular risk factors, clinical features and topographic and aetiological variables†
Motor deficit	2.210	0.445	9.11 (3.8–21.8)	0.000
Cardioembolism	0.914	0.269	2.49 (1.21–5.14)	0.013
Sensory deficit	-1.036	0.377	0.35 (0.17–0.74)	0.006

*^β = -2.748; SE (β) = 0.197; goodness-of-fit χ² = 0.271; df = 2; p = 0.873; area under the ROC curve = 0.628; sensitivity 51%; specificity 69%; positive predictive value 6%; negative predictive value 97%; correct classification 68.8%.

^†β = -2.739; SE (β) = 0.436; goodness-of-fit χ² = 7.967; df = 5; p = 0.158; area under the ROC curve = 0.811; sensitivity 65%; specificity 75%; positive predictive value 38%; negative predictive value 90%; correct classification 72.9%.