肺功能与认知衰退和发病痴呆症在社区动脉样硬化风险中的关联研究研究
American journal of epidemiology
|July 1, 2023
概括
更好的肺功能,特别是1秒内强制呼吸量 (FEV1) 和强制生命能力 (FVC) 的增加,与患痴呆症的风险降低和30年内认知衰退的减缓有关.
科学领域:
- 神经科学是一个神经科学.
- 肺部病理学 肺部病理学
- 流行病学 流行病学
背景情况:
- 认知衰退和痴呆症带来了重大的公共卫生挑战.
- 肺功能障碍越来越多地被认为是神经系统疾病的潜在危险因素.
- 了解呼吸系统健康和认知衰老之间的联系对于制定预防策略至关重要.
研究的目的:
- 调查肺功能参数与痴呆症发病率之间的关联.
- 检查肺功能与长期认知衰退之间的关系.
- 探索不同肺功能测量方法在预测认知结果方面的潜在相互作用.
主要方法:
- 对12688名参与ARIC研究的肺功能测量 (1990-1992) 数据的分析.
- 利用共享参数模型共同分析痴呆症发病率 (至2019年) 和认知测试结果 (至7倍).
- 采用比例危险模型和线性混合效应模型来估计痴呆率和与肺功能相关的认知变化.
主要成果:
- 在1秒内强制呼吸量 (FEV1) 和强制生命能力 (FVC) 的增加与痴呆风险降低有关.
- 每增加1升的FEV1和FVC与30年认知衰退的显著减弱相关.
- FEV1/FVC比率增加1%与较少的认知衰退有关,并且观察到FEV1和FVC之间的统计相互作用.
结论:
- 肺功能,特别是FEV1和FVC,是痴呆风险和认知能力下降的重要预测因素.
- 这些发现凸显了环境暴露影响肺功能对大脑健康的潜在影响.
- 旨在改善或维持肺部健康的干预措施可能在减轻认知障碍和痴呆症负担方面发挥作用.
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