身体功能及其对社区老年妇女死亡率的预测能力的最佳客观测量
Juhua Luo1, Le Su1, Stephen J Carter2,3
1Department of Epidemiology and Biostatistics, School of Public Health, Indiana University, Bloomington, Indiana, USA.
Geriatrics & gerontology international
|August 31, 2023
概括
与其他身体功能测试相比,步行速度是老年妇女死亡率的最佳预测指标. 特定的步行速度截止点可以识别较高风险的个体,指导改善健康结果的干预措施.
科学领域:
- 老年医学 老年医学
- 流行病学 流行病学
- 预防性心脏病学 预防性心脏病学
背景情况:
- 客观的身体功能测量,如步行速度,手握强度和椅子立体测试,预测不良健康结果.
- 确定最佳的死亡率预测措施对于老年人有针对性的干预措施至关重要.
研究的目的:
- 为了比较评估步行速度,手握力和椅子站测试对老年妇女死亡率的预测能力.
- 为了确定哪种常见的身体功能评估是最优的,以预测死亡风险.
主要方法:
- 从骨质疏松性骨折 (SOF) 研究中对9834名65-89岁的社区妇女进行前性队列研究.
- 身体功能 (步行速度,手握强度,椅子站测试) 在20年的随访期内每2-4年测量一次.
- 所有原因,心血管疾病,癌症和其他死亡率被判定.
主要成果:
- 这三种身体功能指标都显著预测了死亡率.
- 步行速度在所有结果中显示出与死亡率的最强相关性.
- 一个标准偏差增加的步行速度与总死亡率降低33%的风险有关 (HR=0.67).
- 步行速度切点为0.9 m/s和0.7 m/s,强烈表明死亡风险增加.
结论:
- 与手握强度和椅子站测试相比,步行速度是老年妇女死亡率的优越预测因素.
- 使用步行速度切割点 (0.9和0.7米/秒) 可以识别有针对性的干预的高风险个体.
- 早期识别和干预可能会改善身体功能,降低老年妇女的死亡风险.
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