Letter by Adeoye et al Regarding Article, “Prehospital Acute Stroke Severity Scale to Predict Large Artery Occlusion: Design and Comparison With Other Scales”
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To the Editor:
We read with interest the article by Hastrup et al1 titled “Prehospital Acute Stroke Severity Scale to Predict Large Artery Occlusion.” Using a Danish registry of 3127 patients with acute ischemic stroke, the PASS (Prehospital Acute Stroke Severity) score was derived and tested for its ability to predict arterial large vessel occlusion. Three items from the National Institutes of Health (NIH) stroke scale were identified as predictors of large vessel occlusion: abnormal gaze, arm weakness, and level of consciousness questions. In the derivation cohort, the PASS scale had …