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Setting direction, advancing knowledge, and communicating best practices to prevent and combat stroke

Representing medical, scientific, advocacy, and government professionals from across the stroke continuum, the Brain Attack Coalition (BAC) is dedicated to setting direction, advancing knowledge, and communicating best practices to improve our ability to prevent and combat stroke. Learn more about the BAC.

Go to Stroke Scale Section

The clinical scales in this section are used to evaluate a stroke patient after an acute stroke.

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NIH Stroke Scale

Evaluates stroke severity. Certification available from the National Stroke Association’s NIHSS Certification Services and ASA Certification Service

Barthel Index

Measures stroke patient performance on activities of daily living

Glasgow Outcome Scale

Determines degree of stroke patient recovery

Hunt and Hess Scale

Classifies severity of subarachnoid hemorrhages

Modified Rankin Scale

Measures degree of disability or dependence

Oxford Handicap Scale

Measures degree of handicap


Estimates risk of future stroke in patients with non-rheumatic atrial fibrillation

CHA2DS2-Vasc scale

Evaluates ischemic stroke risk in patients with atrial fibrillation


Evaluates the risk of major bleeding with anticoagulation in atrial fibrillation

ASPECTS (Alberta Stroke Program Early CT Score)

Compares backfilling arteries to similar arteries in the unaffected hemisphere


Predicts short-term stroke risk after a TIA

Intracerebral Hemorrhage Score

Estimates mortality after intracerebral hemorrhage based on age and CT findings

The stroke scales in this section are used by EMTs to evaluate stroke patients or to estimate the severity of potential strokes.

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Cincinnati Prehospital Stroke Scale

Evaluates potential strokes in prehospital settings based on three signs

Los Angeles Prehospital Stroke Screen

Expands the Cincinnati Prehospital Stroke Scale

Miami Emergency Neurologic Deficit Checklists

Evaluates strokes in prehospital settings

Los Angeles Prehospital Stroke Screen

An expanded version of the Cincinnati Prehospital Stroke Scale to diagnose potential strokes in prehospital settings

View publications authored by the Brain Attack Coalition and its members.

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Primary Stroke Centers

Revised and Updated Recommendations for the Establishment of Primary Stroke Centers. Stroke. 2011;42(9):2651-65.

Comprehensive Stroke Centers

Recommendations for Comprehensive Stroke Centers: A Consensus Statement From the Brain Attack Coalition. Stroke. 2005;36(7):1597-616.

Acute Stroke-Ready Hospitals

Formation and Function of Acute Stroke-Ready Hospitals Within a Stroke System of Care. Recommendations From the Brain Attack Coalition. Stroke. 2013; 44(12):3382-93.

Primary Stroke Centers - Summary

A fact sheet summarizing the BAC’s 2011 recommendations for primary stroke centers

Stroke Symptoms Guide

A list of stroke symptoms used to teach the public to recognize a stroke and take appropriate action

Find useful information and
resources for health care professionals from members of the Brain Attack Coalition.

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The Know Stroke campaign educates the public about the symptoms of stroke and the importance of getting to the hospital quickly


Resources on ischemic stroke, hemorrhagic stroke, TIA, and recurrent stroke


Materials and resources to help educate patients and the community about stroke and F.A.S.T.


Patient information on stroke and other neurosurgical conditions and diseases from the American Association of Neurological Surgeons


Statistics and maps, publications, and educational materials on stroke from CDC

NINDS Common Data Elements

Stroke focused data standards developed for clinical research by NINDS and other Federal agencies

Stroke Trials in Clinicaltrials.gov

Publicly and privately supported clinical studies on stroke

VA Stroke QUERI (Quality Enhancement Research Initiative) site

A toolkit developed by the Department of Veterans Affairs with resources to help improve stroke care