Could a simple link change boost vaccine trust?
NCT ID NCT07532967
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tested how different web link formats in vaccination invitation emails affect trust and willingness to book an appointment. Over 1,200 participants from the UK and US viewed one of three email versions with different link styles. The goal is to find the most trustworthy design to improve digital health communication.
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 research could help public health agencies design more trustworthy digital invitations, potentially increasing vaccination uptake.
What could go wrong
This is a completed online experiment with hypothetical scenarios, not a real-world trial. Actual behavior may differ from stated intentions.
Disclaimer
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This is a summary of
the original study
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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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Contacts and locations
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Locations
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University of Essex
Colchester, Essex, CO4 3SQ, United Kingdom