Can friends and trusted messengers boost COVID testing in hard-to-reach groups?
NCT ID NCT04873401
First seen May 07, 2026 · Last updated May 09, 2026 · Updated 1 time
Summary
This study tested two methods to increase COVID-19 testing among people who use opioids or other substances. One method used chain referrals (participants recruit their friends), the other used credible messengers (trusted community members). The goal was to see which approach got more people tested. The study involved 498 adults in New York City.
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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.
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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Locations
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New York State Psychiatric Institute
New York, New York, 10032, United States
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