高温对低收入老年人的体力活动和落的影响
Tho Nguyen1, Dahee Kim2, Yingru Li3
1Department of Statistics and Data Science, University of Central Florida, Orlando, FL 32816, USA.
概括
高环境温度增加了低收入老年人的跌倒风险. 促进体育活动可以减少跌倒, 但较高的温度仍然构成威胁, 特别是对于那些久坐的人.
科学领域:
- 环境健康
- 老年学
- 公共卫生
背景情况:
- 高温环境对公众健康构成重大挑战,尤其对低收入老年人等弱势群体.
- 由于先前存在的健康和社会问题以及生活条件,LOA面临着与热量相关的疾病和跌倒的风险.
研究的目的:
- 分析高温,体力活动和LOA中落事件之间的复杂关系.
- 利用先进的统计回归和机器学习来探索这些复杂的关联.
主要方法:
- 在佛罗里达州中部的低收入社区收集了304个LOA (60岁以上) 的数据.
- 用于线性关系的零膨胀波桑回归和非线性关联的混合无定向图形模型 (MUGM).
- 检查每天的血压,温度,社会人口因素和跌倒事件.
主要成果:
- 增加中度至强度的血压与较少的跌倒事件相关 (RR = 0. 90).
- 温度升高显著增加了跌倒的风险 (RR = 1.733).
- 较高的温度增加了秋季事件, 但这种影响被静止行为所缓解.
结论:
- 降落防治策略必须考虑季节性温度变化和健康差异.
- 促进体育活动至关重要,但需要针对性干预措施来应对环境风险.
- 机器学习模型揭示了影响这一群体落事件的复杂,非线性关系.
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