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The Virtual International Stroke Trials Archive.

Myzoon Ali1, Philip M W Bath, John Curram

  • 1University Department of Medicine and Therapeutics, Gardiner Institute, Western Infirmary, Glasgow, UK.

Stroke
|April 21, 2007
PubMed
Summary

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This summary is machine-generated.

The Virtual International Stroke Trials Archive offers a valuable dataset of over 15,000 stroke patients. This resource aims to improve future clinical trial design and patient outcomes.

Area of Science:

  • Neurology
  • Clinical Research
  • Data Science

Background:

  • Stroke is a major global health issue with suboptimal management.
  • Previous research programs have faced challenges due to insufficient reliable data.
  • There is a critical need for better data to inform stroke clinical trial planning.

Purpose of the Study:

  • To establish the Virtual International Stroke Trials Archive (VISTA).
  • To collate and provide access to a comprehensive patient data resource.
  • To facilitate exploratory analyses for improving stroke clinical trial design.

Main Methods:

  • Data collected from principal investigators of 21 trials over 16 years.
  • Centralized collation of anonymized patient data.
  • Data available for analysis and hypothesis testing.

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Main Results:

  • VISTA includes data from 21 trials, encompassing over 15,000 ischemic and hemorrhagic stroke patients.
  • Patient demographics range from 18 to 103 years (mean 69+/-12).
  • Includes various outcome measures (Barthel Index, NIHSS, mRS), medical history, onset-to-treatment times, and CT lesion data for selected trials.

Conclusions:

  • VISTA serves as a significant resource for stroke research.
  • Data analyses from VISTA can inform and optimize clinical trial design.
  • This resource has the potential to enhance the implementation of future stroke trials.