在社交媒体上对COVID-19疫苗的健康影响者反应:一项纵向观察研究
Gabrielle O'Brien1, Ronith Ganjigunta2, Paramveer S Dhillon1
1School of Information, University of Michigan, Ann Arbor, MI, United States.
Journal of medical Internet research
|November 27, 2024
概括
在线健康影响者比其他健康账户显示更多的疫苗反对. 他们的信息可能会通过抵制官方指导来破坏公共卫生运动.
科学领域:
- 公共卫生 公共卫生
- 社交媒体分析 社交媒体分析
- 卫生沟通健康沟通
背景情况:
- 在线健康影响者可能会因为他们的不受监管的建议而反对传统医疗当局.
- 影响者信息可以降低公共卫生活动的有效性,特别是在COVID-19等全球卫生危机期间.
研究的目的:
- 检查健康影响者如何对有关COVID-19疫苗的公共卫生活动做出反应.
- 为了比较健康影响者与对照组之间的支持疫苗接种信息的流行率.
- 分析影响者关于疫苗立场所使用的言论策略.
主要方法:
- 在COVID-19大流行之前,Twitter (X) 账户被确定为健康影响者的纵向研究.
- 从2020-2022年收集和分析了包含疫苗关键字的推特,使用语言模型标记立场.
- 将影响者的立场与对照组进行了比较,使用了通用线性混合效应模型和最近邻居分类.
主要成果:
- 与对照组 (42%) 相比,健康影响者的预接种率较低 (20%).
- 近一半的健康影响者账户 (48%) 主要是反疫苗,而对照人群则为16%.
- 关键的反疫苗主题包括保护儿童,政府过度影响的担忧和制药行业的不信任.
结论:
- 健康影响者表现出明显更高的疫苗反对比其他健康讨论账户.
- 研究结果支持这样一个理论,即影响者有动机抵制公共卫生当局的信息.
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