13,000 volunteers shed light on who gets sick from COVID-19
NCT ID NCT04330599
First seen Jul 17, 2026 · Last updated Jul 17, 2026
Summary
This large observational study follows 13,000 UK adults to understand who gets COVID-19, how the disease progresses, and its long-term effects on physical and mental health. Researchers track risk factors, symptoms, and outcomes like hospitalization. The data may also serve as a comparison group for future clinical trials.
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 identify who is most at risk for severe COVID-19 and help design future prevention trials.
- What could go wrong
- As an observational study, it cannot prove cause and effect. Results may be influenced by unmeasured factors or changes in the pandemic over time.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
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Contact
Email: •••••@•••••
Locations
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Queen Mary University of London
RECRUITINGLondon, County (optional), E1 2AB, United Kingdom
Contact Phone: •••-•••-•••• Email: •••••@•••••
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