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收入不平等和死亡率之间的关系不断变化
1Social Policy, The London School of Economics and Political Science, London, UK m.murphy@lse.ac.uk.
Journal of epidemiology and community health
|September 27, 2024
概括
美国收入不平等和死亡率之间的联系在2019年显著减弱,尽管早些时候的趋势. 这挑战了以前关于不平等的假设.
科学领域:
- 社会流行病学 社会流行病学
- 公共卫生政策 公共卫生政策
- 卫生经济学 卫生经济学
背景情况:
- 以前的研究表明,美国州级收入不平等和死亡率之间存在正相关性.
- 这种关系的强度和方向一直受到争议,一些研究没有发现独立的联系.
- 生态研究提供了对次国家趋势的洞察力,但在捕捉个人层面因素方面存在局限性.
研究的目的:
- 分析美国州级收入不平等和死亡率之间的关系的时间趋势.
- 在提出的机制和替代方法方法的方法中对发现进行上下文化.
- 探索有关收入水平和死亡率的政策建议的影响.
主要方法:
- 对Dunn等人的分析. "关于美国州级收入不平等和死亡率趋势的调查结果,从20世纪50年代到2019年.
- 考虑采用替代方法的系统审查和研究.
- 讨论使用地方数据进行生态研究的优点和局限性.
主要成果:
- 收入不平等和死亡率之间的积极关系在20世纪50年代很小,在1990年左右达到顶峰,到2019年基本消失.
- 替代方法和系统审查往往无法证实独立的不平等-死亡关系.
- 随着不平等与死亡率的联系减弱,人们观察到收入水平与低死亡率之间的联系越来越大.
结论:
- 不平等-死亡关系的动态性需要更广泛的上下文理解,包括经济因素.
- 在不平等程度较低的国家中,过度的'绝望死亡'需要检查不仅仅是简单的不平等指标.
- 政策建议应考虑收入水平,不平等和死亡率之间的不断变化的相互作用.
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