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.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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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

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

  • Contact

    Email: •••••@•••••

Locations

  • Queen Mary University of London

    RECRUITING

    London, County (optional), E1 2AB, United Kingdom

    Contact Phone: •••-•••-•••• Email: •••••@•••••

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