Hospital COVID spread under the microscope: 2,000+ patients and staff tracked

NCT ID NCT04290780

Completed Knowledge-focused Sponsor: Hospices Civils de Lyon Source: ClinicalTrials.gov ↗

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

Summary

This completed study looked at how the SARS-CoV-2 virus spreads within hospitals, involving over 2,000 patients, caregivers, and healthcare workers. Researchers tracked suspected and confirmed cases to identify risk factors and the effectiveness of infection control measures. The goal was to improve safety for vulnerable hospitalized patients and healthcare professionals.

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 hospitals better understand and prevent the spread of COVID-19 among patients and healthcare workers.
What could go wrong: This is an observational study, not a treatment trial, so it won't directly cure or prevent disease. Results may not apply to all hospitals or future variants.

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 viral infectious disease

As listed by the trial registrant

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

INFECTION VIRAL

Contacts and locations

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Locations

Service Hygiène, Epidémiologie et Prévention

Lyon, 69003, France
Service Hygiène, Epidémiologie et Prévention

Lyon, 69004, France

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