Big data study to check Real-World power of updated COVID shots
NCT ID NCT06923137
First seen Nov 01, 2025 · Last updated May 15, 2026 · Updated 26 times
Summary
This study looks at insurance and vaccine records to see how well the yearly updated COVID-19 vaccines protect adults and children. Researchers will compare people who got the vaccine to those who did not, tracking doctor visits, emergency care, and hospital stays. No one receives any treatment or vaccine as part of this study—it only uses existing data.
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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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Pfizer
New York, New York, 10001, United States
Conditions
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