使用序列和集群分析来描述随时间展开的变量:流行病学家的实施和实际考虑.
Lucia Pacca1, Kristina V Dang2, Leah Koenig3,4
1Department of Family and Community Medicine, University of California San Francisco, 2540 23rd St, San Francisco, CA 94110, United States.
American journal of epidemiology
|April 12, 2025
概括
序列和集群分析可以描述纵向健康轨迹. 本指南有助于流行病学家应用这些方法来了解事件的时间,顺序和持续时间,以获得更好的健康结果洞察力.
科学领域:
- 流行病学 流行病学
- 生物统计学 生物统计学
- 社会科学 社会科学 社会科学
背景情况:
- 社会,健康或环境变量的纵向轨迹是一个持续的特征化挑战.
- 序列和集群分析提供数据驱动的方法来区分事件的时间,顺序和持续时间.
研究的目的:
- 为流行病学家提供实施序列和集群分析的实际指导.
- 提供关于应用这些方法的决策点和权衡的明确建议.
- 促进对用于健康研究的纵向数据分析的理解.
主要方法:
- 介绍三个核心步骤:编码轨迹,测量序列不相似性和分组相似轨迹.
- 讨论决策点,包括数据清理,不相似性测量和集群算法.
- 使用健康和退休研究数据,对过渡到退休的轨迹 (51-75岁) 应用序列分析.
主要成果:
- 展示各种过渡到退休的轨迹的创建和分组.
- 估计已识别的退休轨迹群体与自我评估健康之间的关联.
- 突出序列分析在理解复杂的人生过程事件中的有用性.
结论:
- 序列和集群分析是流行病学家分析纵向数据的宝贵工具.
- 本指南有助于研究人员导航分析决策和执行序列分析的挑战.
- 这种方法可以更深入地了解生命过程轨迹和健康结果之间的关系.
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