Democratic parents are more likely than Republican parents to have a high degree of confidence in vaccine effectiveness | Pew Research Center

November 14, 2025

Parents’ confidence in childhood vaccine effectiveness, safety testing and schedule

Democratic parents are more likely than Republican parents to have a high degree of confidence in vaccine effectiveness

Democratic parents are more likely than Republican parents to have a high degree of confidence in vaccine effectiveness

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Democratic parents are more likely than Republican parents to have a high degree of confidence in vaccine effectiveness

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Parents’ confidence in childhood vaccine effectiveness, safety testing and schedule
More than half of U.S. parents with a child under 18 are extremely or very confident childhood vaccines are highly effective at preventing serious illness
Democratic parents are more likely than Republican parents to have a high degree of confidence in vaccine effectiveness
Confidence in childhood vaccine safety testing is higher among older parents
About one-quarter of parents have low confidence in the childhood vaccine schedule’s safety