Did your doctor get COVID? new study checks antibodies in primary care workers

NCT ID NCT04808986

Completed Knowledge-focused Sponsor: Institut National de la Santé Et de la Recherche Médicale, France Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This completed study tested nearly 2,800 primary care health workers (like doctors, pharmacists, and dentists) and their household members in France for COVID-19 antibodies. The goal was to find out how many had been exposed to the virus and to understand risk factors. Participants used a simple finger-prick blood test at home and mailed it in for analysis.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to: If successful, this study could help public health officials better understand how many primary care workers and their families were exposed to COVID-19, guiding future vaccination and safety protocols.
What could go wrong: This is an observational study, not a treatment trial. It only measures past exposure, not protection from future infection. Results may not apply to other regions or time periods.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

COVID-19

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

COVID19

Contacts and locations

Locations

Institut Pierre Louis Epidemiologie Et Sante Publique

Paris, 75012, France

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Other studies related to the condition(s) this trial covers.