From: The Hyperdense middle cerebral artery sign is associated with poor leptomeningeal collaterals in acute ischemic stroke: a retrospective study
Variable
OR (95%CI)
P value
aPersistence of HMCAS (n = 72)
 mRS score 4–6 points
5.75 (2.84-11.63)
< 0.001
 mRS score 3-6 points
4.92 (1.98,12.18)
0.001