不同的疫苗揭露干预措施:一个随机的,受控的实验估计"反射"和积极的影响
Jennifer C Morgan1, Melanie L Kornides1, Jeremy Lee2
1Department of Family and Community Health, School of Nursing, University of Pennsylvania, United States.
Vaccine
|August 29, 2025
概括
通过"神话跟随事实"的方法纠正疫苗错误信息可以加强接种疫苗的人的COVID-19提升意图. 这种策略并没有削弱任何团体的意图,
科学领域:
- 公共卫生
- 行为科学
- 沟通研究
背景情况:
- 疫苗错误信息是实现高免疫率的重要障碍.
- 现有的纠正错误信息的策略包括三种常见的信息结构,但它们的有效性和潜在的负面影响 (反射) 尚不清楚.
研究的目的:
- 通过实验评估三种不同的错误信息纠正信息结构对COVID-19疫苗和增强剂的意图的影响.
- 评估这些信息结构是否加强或削弱接种疫苗的意图,特别是在对安全问题的个人中.
主要方法:
- 一项预先注册的,嵌入调查的实验与美国成年人进行,他们表达了疫苗安全的担忧.
- 参与者被随机分配到对照组或三个信息条件之一:神话-然后-事实,事实-神话-事实或仅仅事实.
- 使用顺序逻辑回归测量和分析了接受初始COVID-19疫苗或助推剂的意图.
主要成果:
- 神话跟随事实的信息结构显著增加了已经接种了初始COVID-19疫苗的参与者中的增强疫苗接种意图.
- 对于尚未开始接种疫苗的个人,对照组和任何错误信息纠正条件之间没有观察到疫苗接种意图的显著差异.
- 没有发现"反射"的证据,因为任何消息结构都没有削弱任何参与者群体的疫苗接种意图.
结论:
- 在已经接种疫苗的人群中,这种"神话跟随事实"的方法有效地加强了强制接种疫苗的意图.
- 对于纠正错误信息策略的担忧没有得到研究结果的支持.
- 针对性的信息,如"神话跟随事实",可能是改善疫苗接种的公共卫生沟通的宝贵工具.
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