Which COVID test plan keeps schools safest? study tests two strategies.

NCT ID NCT04875520

Completed Knowledge-focused Sponsor: Washington University School of Medicine Source: ClinicalTrials.gov ↗

First seen Feb 18, 2026 · Last updated Apr 30, 2026 · Updated 12 times

Summary

This study looked at the best way to test for COVID-19 in K-12 schools serving underserved communities in St. Louis. Researchers compared two strategies: testing only people with symptoms versus weekly testing of everyone plus symptom testing. Over 1,300 students and staff took part to see which approach reduced COVID-19 cases more effectively.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

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Locations

Ferguson-Florissant School District

Hazelwood, Missouri, 63042, United States
Jennings School District

Jennings, Missouri, 63136, United States
Normandy Schools Collaborative

St Louis, Missouri, 63121, United States
Pattonville School District

Saint Ann, Missouri, 63074, United States
The School District of University City

University City, Missouri, 63130, United States

Conditions

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COVID19 COVID19