疫苗接种和风险厌恶:来自流感疫苗接种运动的证据
Clémentine Garrouste1, Arthur Juet2, Anne-Laure Samson3
1LEDa-LEGOS, Université Paris Dauphine, Paris, France.
Health economics
|September 24, 2025
概括
法国流感疫苗接种运动显著提高了老年人疫苗接种率. 这种影响对那些认为接种疫苗的好处超过了成本的不愿冒风险的人来说最为强烈.
科学领域:
- 公共卫生 公共卫生
- 行为经济学是一种行为经济学.
- 流行病学 流行病学
背景情况:
- 疫苗接种运动旨在提高免疫率,特别是在弱势群体中.
- 了解接种疫苗的行为驱动因素对于公共卫生政策至关重要.
- 财政激励和有针对性的沟通可以影响健康决策.
研究的目的:
- 确定法国流感疫苗接种活动对接种行为的因果关系.
- 确定哪些人口群体对疫苗接种激励措施反应最好.
- 探索风险厌恶在疫苗决策中的作用.
主要方法:
- 使用模糊回归不连续性设计 (FRDD) 来分析活动的效果.
- 符合条件的个人 (收到免费优惠券) 和不符合条件的个人之间的疫苗接种率的比较.
- 结合了一个理论模型来解释观察到的行为模式.
主要成果:
- 收到一封带有免费流感疫苗接种券的邀请信显著增加了接种疫苗的可能性.
- 该活动的积极效果主要在不愿冒风险的人群中观察到.
- 避免风险的人优先考虑预防流感的潜在好处,而不是疫苗的成本.
结论:
- 有针对性的疫苗接种活动,特别是那些提供经济激励的疫苗,可以有效地促进流感免疫.
- 避免风险是影响个人接种疫苗的决定的一个关键因素.
- 公共卫生战略应考虑心理因素,以最大限度地提高竞选的有效性.
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