Encourage Americans to get their children vaccinated against HPV

The CDC recommends that all children age 11+ should receive a vaccine against the HPV virus. Users submitted short paragraphs encouraging parents to vaccinate their children against HPV. Submissions were be evaluated based on how much they increase readers' belief in the importance, safety and efficacy of childhood HPV vaccination.

Summary of RCT results

Average message effect +0.96 percentage points

Top message effect +2.39 percentage points

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Top 5 messages

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Encourage Americans to get their children vaccinated against HPV results visualization