一个以行为为基础的聊天机器人增加了阿根廷的疫苗接种率,远远超过单向提醒
Dan Brown1, Adelaida Barrera2, Lucas Ibañez3
1Behavioural Insights Team, London, UK. dan.brown@cantab.net.
Nature human behaviour
|October 18, 2024
概括
一个以行为为基础的聊天机器人显著提高了COVID-19疫苗接种率,与没有干预相比,接种率增加了三倍以上,与简单的信息提醒相比,几乎翻了一番. 这凸显了互动工具在公共卫生运动中的力量.
科学领域:
- 公共卫生 公共卫生
- 行为科学 行为科学
- 数字健康干预措施 数字健康干预措施
背景情况:
- 维持对COVID-19疫苗的需求对于全球卫生紧急情况的解决至关重要.
- 政府提供的聊天机器人为公众提供了个性化的疫苗接种信息.
- 交互式,基于行为信息的聊天机器人与单向提醒器的有效性尚未得到充分证实.
研究的目的:
- 设计和测试一个包含行为信息的WhatsApp聊天机器人功能.
- 为了比较双向交互式聊天机器人与单向消息提醒器和对照组的有效性.
- 评估简化用户旅程对接种疫苗接种的影响.
主要方法:
- 在阿根廷进行了一项大规模的,预先注册的随机对照试验,共有249,705名参与者.
- 使用卫生部官方记录收集疫苗接种数据.
- 参与者被随机分配,接受行为信息聊天机器人,单向消息提醒或没有干预 (控制).
主要成果:
- 与对照组相比,以行为为基础的聊天机器人使COVID-19疫苗接种量增加了三倍以上 (增加了1.6个百分点).
- 与单向消息提醒组相比,聊天机器人几乎增加了疫苗接种的两倍 (增加了1个百分点).
- 该研究表明,干预组的疫苗接种率在统计学上显著增加.
结论:
- 具有行为信息功能的数字通信工具可以显著提高疫苗接种率.
- 简化疫苗用户旅程的交互式聊天机器人比传统的消息提醒更有效.
- 这些发现表明,在促进其他健康行为方面,类似干预措施的潜在应用.
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