每年呼吸道病毒疫苗的证据基础:当前情况和建议改进的策略
Mariana Barosa1, John P A Ioannidis2, Vinay Prasad3
1NOVA Medical School, NOVA University of Lisbon, Lisbon, Portugal.
European journal of clinical investigation
|July 30, 2024
概括
流感和COVID-19的年度疫苗接种面临着政策问题. 需要更严格的试验来确认疫苗对严重结果的有效性,而不仅仅是感染.
科学领域:
- 公共卫生 公共卫生
- 疫苗学 疫苗学 疫苗学
- 流行病学 流行病学
背景情况:
- 每年接种疫苗是流感和SARS-CoV-2的标准.
- 目前的疫苗批准过程往往缺乏针对严重结果的有效性强有力的临床数据.
- 关于更新疫苗对住院和死亡的长期有效性存在不确定性.
研究的目的:
- 分析和质疑目前关于呼吸道病毒疫苗的政策制定.
- 突出在疫苗政策中需要更高的证据标准.
- 提出一个新的研究框架来评估疫苗的疗效.
主要方法:
- 分析当前的疫苗政策制定和监管流程.
- 对临床试验设计和观察性研究的批评.
- 关于实用,实验研究框架的建议.
主要成果:
- 现有的疫苗试验往往侧重于非关键的结果.
- 用于有效性估计的观察性研究容易产生偏见.
- 更新的疫苗和助推剂缺乏关键临床终点的随机试验.
结论:
- 更高的证据标准,包括强大的随机试验,对于流感和COVID-19疫苗至关重要.
- 一个新的务实研究框架可以为疫苗政策提供相关数据.
- 为了在疫苗接种方面做出明智的公共卫生决策,需要改进的研究.
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