减少童年死亡率可以延长母亲的寿命
1Laboratory for Social Animal Evolution and Recognition, Department of Neurobiology and Behavior, Cornell University, Ithaca, NY, USA. matthew.zipple@cornell.edu.
Scientific reports
|May 9, 2024
概括
20世纪减少的童年死亡率间接降低了女性死亡率,由于减少了母亲丧生,女性寿命延长了大约一年. 这影响了长寿和性别差距的理解.
科学领域:
- 人口统计学 人口统计学
- 公共卫生 公共卫生
- 流行病学 流行病学
背景情况:
- 全球儿童死亡率在20世纪下降了90%以上,特别是在美国和欧洲.
- 降低生育率意味着更少的父母经历了孩子的丧失和相关的创伤.
- 这种人口变化为对女性死亡率和寿命的潜在间接影响创造了条件.
研究的目的:
- 调查儿童死亡率降低对女性死亡率和寿命的间接影响.
- 量化减少孕产妇丧生对女性寿命的影响.
- 探索长寿和孕产妇健康战略对性别差距的影响.
主要方法:
- 利用数学建模来分析20世纪的人口数据.
- 估计了儿童死亡率下降对女性死亡率趋势的影响.
- 计算了女性平均寿命的间接增加,归因于减少母亲丧生.
主要成果:
- 儿童死亡率的显著降低间接导致女性死亡率大幅下降.
- 据估计,20世纪美国产妇丧生率的下降,使女性15岁以后的平均寿命大约增加了一年.
- 这一发现表明一种新的途径影响长寿的性别差距.
结论:
- 儿童死亡率的降低对女性的寿命有着显著的,尽管间接的,积极的影响.
- 了解儿童生存率和母亲健康之间的联系对于解决长寿性别差距至关重要.
- 改善高婴儿死亡率地区孕产妇健康状况的战略应考虑儿童生存率的影响.
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