Is 6-month GRACE risk score a useful tool to predict stroke after an acute coronary syndrome?

Objectives: The risk of stroke after an acute coronary syndrome (ACS) has increased. The aim of this study was to do a comparative validation of the 6-month GRACE (Global Registry of Acute Coronary Events) risk score and CH2DS2VASc risk score to predict the risk of post-ACS ischaemic stroke.

Methods: This was a retrospective study carried out in a single centre with 4229 patients with ACS discharged between 2004 and 2010 (66.