AI for Stroke: What the Data Show
January 14, 2026
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3 min
7 Key Takeaways
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1
AI imaging software increased thrombectomy rates from 2% to 5% at evaluation sites.
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2
Interhospital transfer times reduced by a median of 64 minutes with AI use.
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3
A 69% adoption of AI software occurred at non-evaluation sites during the study.
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4
AI use led to higher rates of intravenous thrombolysis.
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5
No link between AI use and in-hospital mortality was found.
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6
Residual confounding may have affected results.
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7
Long-term outcomes remain unclear due to limited follow-up.
A large prospective observational study revealed that the implementation of artificial intelligence (AI) imaging software in hospitals significantly increased the rates of endovascular thrombectomy for acute stroke patients within England's NHS. The study, analyzing data from 107 hospitals between January 2019 and December 2023, showed a doubling of thrombectomy rates from 2% to 5% at evaluation sites following AI implementation. AI support also led to shorter interhospital transfer times, enhancing patient outcomes, particularly at primary stroke centers where neuroradiology expertise is restricted.
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