美国老年人手持的口气峰值流量的人口参考方程
Patrick T Donahue1, Aparna Balasubramanian2, Anis Davoudi3
1Department of Mental Health, Johns Hopkins Bloomberg School of Public Health, USA; Center on Aging and Health, Johns Hopkins University, USA.
新的峰值呼气流 (PEF) 预测方程被开发用于老年人使用手持螺旋计. 这些方程准确地预测了该人群中的PEF,为健康评估提供了一个低成本,可访问的措施.
科学领域:
- 老年学是一门学科.
- 呼吸系统医学 呼吸系统医学
- 流行病学 流行病学
背景情况:
- 高峰呼气流量 (PEF) 是老年人呼吸系统的一个关键指标.
- 现有的PEF预测方程在80岁及以上的人群中缺乏验证.
- 国家健康与衰老趋势研究 (NHATS) 为开发新的PEF方程提供了大量数据集.
研究的目的:
- 开发和验证使用NHATS数据对老年人进行性别特定的PEF预测方程.
- 将新开发的PEF方程与现有的基于螺旋计的方程 (NHANES) 进行比较.
主要方法:
- 从2011年NHATS队列中使用了一个健康的亚样本 (N=1740).
- 使用身高和年龄生成性别特定的PEF参考方程.
- 对2015年NHATS队列的方程进行了验证,并将其与NHANES螺旋测量方程进行了比较.
主要成果:
- 2011年NHATS PEF方程显示,在2015年NHATS队列中,测量值和预测值之间没有显著差异.
- 在2015年NHATS队列中,NHANES方程高估了手持PEF测量.
- 证明了手持PEF方程和基于螺旋计的方程之间的可比性.
结论:
- 来自手持计的PEF参考方程与老年人的螺旋计方程相似.
- 新的方程适用于老年人群,包括传统上低样本的人群.
- 手持PEF提供了一种低成本,易于获得的测量方法,用于评估老年人的呼吸系统健康.
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