Can a quick online game train people to spot COVID-19 lies?
NCT ID NCT07758309
First seen Aug 11, 2026 · Last updated Aug 12, 2026 · Updated 1 time
Summary
This trial tests whether a brief online game can help adults better identify COVID-19 and vaccine misinformation. Participants judge true or false statements and get instant corrections in a game-like format. The study compares this approach to reading the same information as plain text. The goal is to see if gamified learning improves knowledge and increases willingness to get vaccinated.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- A gamified online quiz that tests and corrects COVID-19 and vaccine misinformation
- What this could lead to
- If effective, this game could become a low-cost tool to reduce vaccine hesitancy and improve public health communication.
- What could go wrong
- The effect may be short-lived or not translate into actual vaccination behavior. Results from online samples may not generalize to broader populations.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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3,637 people
The number who actually took part.
- Started
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Nov 2020
- Finished
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Dec 2020
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Adults aged 18 or older * Trial 1: Canadian residents residing outside Quebec, with internet access, able to complete the questionnaire in English * Trials 2-3: Amazon Mechanical Turk workers located in the United States, with a HIT approval rate of at least 95% and more than 100 approved HITs. Exclusion Criteria: * Trial 1: employment in market research, advertising, media, or by a political party
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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
Locations
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Online
Columbia, South Carolina, 29208, United States
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