关于贝宁和塞内加尔COVID-19疫苗接种意向变化的纵向研究:从通用估计方程 (GEE) 的见解
Ibrahima Gaye1, Adama Faye1, Elias Martin Avahoundje2
1Institute of Health and Development (ISED), Cheikh Anta Diop University, Dakar, Senegal.
Human vaccines & immunotherapeutics
|October 7, 2025
概括
塞内加尔的疫苗接种意向显著增加,但在贝宁的疫苗接种意向明显减少. 量身定制的沟通策略对于提高西非疫苗接种率至关重要,考虑到国家特定的因素.
科学领域:
- 公共卫生 公共卫生
- 流行病学 流行病学
- 行为科学 行为科学
背景情况:
- 由于COVID-19大流行,贝宁和塞内加尔需要迅速部署疫苗.
- 了解疫苗接种意图的演变及其驱动因素对于公共卫生干预至关重要.
研究的目的:
- 分析贝宁和塞内加尔的COVID-19疫苗接种意向的纵向变化.
- 确定影响疫苗接种意图的关键决定因素,包括态度,风险感知和社会影响.
主要方法:
- 一项纵向研究涉及贝宁的546名个人和塞内加尔的319名 (18岁以上) 个人.
- 通过随机数字拨号 (RDD) 收集的数据,使用基于计划行为理论 (TPB) 和健康信念模型 (HBM) 的问卷.
- 用通用估计方程 (GEE) 模型来评估影响因素.
主要成果:
- 塞内加尔 (+12.5分) 的疫苗接种意向显著增加,而不是贝宁 (+5.0分).
- 在塞内加尔,女性和25岁以下的个人显示出意图的显著增加,而贝宁的年轻受访者显示出意图的减少.
- 在两国第二阶段的调查中,观察到更高的疫苗接种意图;共同的积极决定因素包括感知到的好处,社会影响和积极的态度.
结论:
- 在贝宁和塞内加尔之间,疫苗接种意图的动态和决定因素有所不同.
- 在贝宁,感知有效性和行为控制是关键;在塞内加尔,安全问题是障碍.
- 定制的沟通策略和建立公众信任的努力对于改善西非疫苗接种是必不可少的.
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