在Antivax和Pravax话题中的话题:长达一年的COVID-19疫苗综合研究 Tweets
Zainab Zaidi1, Mengbin Ye2, Fergus Samon1
1Melbourne School of Psychological Sciences, University of Melbourne, Parkville, Australia.
Journal of medical Internet research
|August 8, 2023
概括
分析了7500万条推文显示,虽然COVID-19疫苗讨论主要以支持疫苗的内容为主,但反疫苗的推文涵盖了各种主题,通常包含虚假信息. 许多用户参与了支持和反对疫苗的讨论,强调需要解决错误信息的问题.
科学领域:
- 社交媒体分析
- 公共卫生沟通公共卫生沟通
- 传染病流行病学 传染病流行病学
背景情况:
- 了解社交媒体上关于COVID-19疫苗接种的公共话语对于管理大流行和未来的疫情至关重要.
- 现有的研究缺乏对支持和反对COVID-19疫苗的推文进行全面的主题分析.
研究的目的:
- 在流行病的第一年,在Twitter上描述支持和反对COVID-19疫苗的讨论点.
- 为了对比支持和反对疫苗阵营之间的观点,活动模式和与疫苗事件的相关性.
- 评估反疫苗推特中提出的担忧的真实性.
主要方法:
- 从2020年3月到2021年3月,分析了7500万条关于COVID-19疫苗接种的英语推文.
- 利用自然语言处理和姿态检测算法来将推特分类为支持疫苗或反对疫苗.
- 采用主题建模技术来识别主要话语主题.
主要成果:
- 支持疫苗的推文数量 (3700万条) 超过了反对疫苗的推文数量 (1000万条).
- 反疫苗推文涵盖了各种主题,包括反对授权和安全问题,其中存在重大虚假信息.
- 双立场用户 (发布支持和反对疫苗的内容) 构成了两种立场的大部分推特活动.
结论:
- 该研究提供了对Twitter上COVID-19疫苗话语的全面分析,显示了与现实世界事件的时间相关性.
- 没有发现两极分化或反疫苗话语比支持疫苗话语的流行证据.
- 针对性地打击错误信息至关重要,因为只有很小一部分反疫苗言论解决了真正的担忧.
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