The Effect of a Protective Message on Critical Evaluation of Fake News
NCT ID: NCT05030883
Last Updated: 2025-09-05
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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COMPLETED
NA
400 participants
INTERVENTIONAL
2019-05-10
2019-07-01
Brief Summary
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Objective: The main aim of this study was to experimentally examine the effects of information about the source's and a displayed protective warning message on users' critical evaluation of news items, as well as the perception of accuracy of the news item.
Methods: A 3(unreliable versus reliable versus no identified source) x 2 (protective message: with versus without) between subject design has been conducted among 307 participants (mean age = 29 years, SD = 10.9 years).
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Detailed Description
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Conditions
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Study Design
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RANDOMIZED
FACTORIAL
TREATMENT
SINGLE
Study Groups
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unreliable source
In this condition participants receive a news message from an unreliable source
Source of news
The main intervention was the source of the news that was shown to participants
reliable source
In this condition participants receive a news message from an reliable source
Source of news
The main intervention was the source of the news that was shown to participants
no source
In this condition participants receive a news message without a source
Source of news
The main intervention was the source of the news that was shown to participants
Interventions
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Source of news
The main intervention was the source of the news that was shown to participants
Eligibility Criteria
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Inclusion Criteria
* older than 18
* Dutch
Exclusion Criteria
* no facebook
18 Years
ALL
Yes
Sponsors
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Tilburg University
OTHER
Responsible Party
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Frans Folkvord
Assistant professor
Locations
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Tilburg School of Humanities and Digital Sciences
Tilburg, , Netherlands
Countries
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References
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Folkvord F, Snelting F, Anschutz D, Hartmann T, Theben A, Gunderson L, Vermeulen I, Lupianez-Villanueva F. Effect of Source Type and Protective Message on the Critical Evaluation of News Messages on Facebook: Randomized Controlled Trial in the Netherlands. J Med Internet Res. 2022 Mar 31;24(3):e27945. doi: 10.2196/27945.
Other Identifiers
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TiU-1
Identifier Type: -
Identifier Source: org_study_id
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