What type of study is this?

This is a RCT study (also classified as: Pre-Registered Trial).

August 17, 2025Scientific ReportsOpen Access

Psychological inoculation improves resilience to and reduces willingness to share vaccine misinformation

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Randomized controlled trials show improved ability to discern vaccine misinformation in participants, indicating effective inoculation strategies.

Participants significantly improved their ability to identify vaccine misinformation using a gamified intervention, effectively enhancing their resilience.
In randomized controlled trials with 2,326 participants, the intervention increased confidence and quality of sharing decisions regarding information.
The Bad Vaxx game utilizes inoculation theory by exposing players to weakened manipulation techniques found in misinformation.
Teaching manipulation technique recognition may be more viable than debunking numerous myths, highlighting the game's broader implications.

Appel et al. (2025) studied this question.

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Randomized controlled trials show improved ability to discern vaccine misinformation in participants, indicating effective inoculation strategies.