社区环境和过渡到认知状态:悉尼记忆和衰老研究
Ester Cerin1,2, Annabel P Matison3, Miguel A Molina1
1Mary MacKillop Institute for Health Research, Australian Catholic University, Melbourne, Victoria, Australia.
概括
健康的社区环境,包括绿色空间和可步行街道,可能会延迟老年人的认知衰退和痴呆症发病. 获得公共交通和诸如水体和树冠之类的自然特征与更好的认知结果有关.
科学领域:
- 环境流行病学环境流行病学
- 神经科学是一个神经科学.
- 老年学是指老年学的学科.
背景情况:
- 邻居环境和空气污染与神经认知障碍有关.
- 对这些关联的基于纵向人口的数据是有限的.
研究的目的:
- 研究老年人邻居环境特征与认知状态过渡之间的关联.
- 确定可能影响认知衰退和痴呆风险的特定环境因素.
主要方法:
- 从悉尼记忆和衰老研究中对1036名参与者 (平均年龄为78.3岁) 的长度研究.
- 随访时间长达13.7年,每两年进行一次认知评估.
- 评估参与者的家园周围的社区环境特征.
主要成果:
- 较高的人口密度,街道连接,获得商业服务,公共交通,水体和树冠都与较低的认知能力下降的可能性有关.
- 较高的PM2.5年平均度与认知能力下降的可能性增加有关.
- 进入公园,蓝色空间和公共交通与更高的反转轻度认知障碍到正常认知的可能性相关.
结论:
- 健康的社区环境可能在延缓老年人的认知衰退和痴呆症发病方面发挥作用.
- 可行走的街区,丰富的树冠和公共交通工具,蓝色和绿色空间都与更好的认知结果有关.
- 这项研究强调了建筑和自然环境对老龄人口认知健康的重要性.
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