Hospital staff antibody study reveals COVID-19 exposure patterns

NCT ID NCT04426006

First seen Nov 01, 2025 · Last updated May 15, 2026 · Updated 20 times

Summary

This study looked at how many hospital workers had antibodies from a past COVID-19 infection. Over 500 staff members at a French cancer center gave blood samples at the start, 3 months, and 12 months. The goal was to track immune response over time and understand exposure risks, especially for those caring for vulnerable patients. No treatment or vaccine was tested.

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Contacts and locations

Locations

  • Institut Bergonié

    Bordeaux, 33076, France

Conditions

Explore the condition pages connected to this study.