在印度的老年人中,双重感官损失和认知表现
Clarice A Myers1,2, Wuyang Zhang1,3, Niranjani Nagarajan4
1Department of Epidemiology, Cochlear Center for Hearing and Public Health, Johns Hopkins University Bloomberg School of Public Health, Baltimore, MD, USA.
Journal of Alzheimer's disease : JAD
|July 30, 2025
概括
双重感官损失,包括听力和视力障碍,与老年印度成年人的认知功能较差有关. 这凸显了对低收入和中等收入国家感官损失和认知衰退的进一步研究的需要.
科学领域:
- 老年学是指老年学的学科.
- 神经科学是一个神经科学.
- 公共卫生 公共卫生
背景情况:
- 老年人常见的听力损失 (HL) 和视力损失 (VL) 是独立的痴呆风险因素.
- 低收入和中等收入国家 (LMICs) 的痴呆发病率很高,但这些地区对双重感官损失 (DSL) 和认知健康的研究有限.
研究的目的:
- 调查印度老年人双重感官丧失 (DSL) 和认知表现之间的横截面关联.
- 在研究人群中检查不同类型的感觉损失 (没有感觉损失,只有HL,只有VL,DSL) 的患病率.
主要方法:
- 分析了印度长度衰老研究 (LASI) 和LASI-DAD的3,201名参与者的数据.
- 通过听力值和视觉敏度对感觉损失进行分类;通过协调认知评估协议评估认知表现.
- 多变量线性回归模型用于评估感觉损失类别和认知因素得分之间的关联.
主要成果:
- 大约40%的人只有HL,8%的人只有VL,38%的人只有DSL.
- 与没有感觉损失相比,只有HL,只有VL和DSL与较低的全球认知分数分别为0.08,0.10和0.18单位有关.
- 在各种认知领域观察到类似的关联.
结论:
- 双重感官损失与印度老年人的认知功能较差显著相关.
- 需要进一步的研究来探索DSL和认知衰退之间的机制和潜在的因果关系.
- 调查结果强调了解决老年人群感官障碍的重要性,特别是在LMICs.
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