Massive study tracks blood clot risks in 21,000 adults

NCT ID NCT00005504

First seen Oct 31, 2025 · Last updated May 13, 2026 · Updated 28 times

Summary

This study looks at what causes dangerous blood clots in the legs (venous thrombosis) and lungs (pulmonary embolism) by following over 21,000 African American and white adults from two large health studies. Researchers are tracking participants over time to find patterns and risk factors. No new treatments are being tested—the goal is to learn more about who gets clots and why.

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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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