Massive study tests if stronger flu shot better protects seniors

NCT ID NCT05517174

Summary

This large study aimed to find out if a high-dose flu vaccine works better than the standard-dose vaccine at preventing serious illness in adults aged 65 and older. Over 330,000 participants were randomly assigned to receive one of the two vaccines. Researchers used health records to track hospitalizations and other health outcomes to see which vaccine offered stronger protection.

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Contacts and locations

Locations

  • Center for Translational Cardiology and Pragmatic Randomized Trials, Department of Cardiology, Copenhagen University Hospital - Herlev and Gentofte

    Hellerup, Capital Region, 2900, Denmark

  • Danske Lægers Vaccinations Service

    Søborg, 2860, Denmark

Conditions

Explore the condition pages connected to this study.