在糖尿病神经病变患者中,P300参数与认知功能之间的关联
Sarah Parveen1, Majumi M Noohu1
1Centre for Physiotherapy & Rehabilitation Sciences, Jamia Millia Islamia, New Delhi, India.
Journal of diabetes and metabolic disorders
|May 31, 2023
概括
与事件相关的潜在P300波延迟和振幅与糖尿病外围神经病变 (DPN) 患者的认知功能和双重任务性能有关. 这些发现突出了P300作为DPN认知变化的潜在生物标志物.
科学领域:
- 神经科学是一个神经科学.
- 临床医学 临床医学
- 心理学 心理学 心理学
背景情况:
- 糖尿病外围神经病变 (DPN) 是2型糖尿病 (T2DM) 的常见并发症.
- 认知功能障碍越来越多地被认为是DPN患者的重要并发症.
- 了解DPN认知障碍的神经基础对于开发有针对性的干预措施至关重要.
研究的目的:
- 研究与事件相关潜力 (ERP) P300特征与DPN患者的认知功能之间的关联.
- 在这个人群中探索P300措施和双重任务表现之间的关系.
主要方法:
- 对19名患有DPN的T2DM患者进行了横截面分析.
- 用糖尿病神经病症症状评分 (DNSS) 和振动感知值 (VPT) 来评估神经病变.
- 认知功能的评估是使用迷你精神状态检查 (MMSE) 和Trail Making Test-B (TMT-B),以及P300延迟和振幅测量. 双任务成本 (DTC) 是通过时间和行驶 (TUG) 和双任务 (TUG-DT) 的 TUG 测试来计算的.
主要成果:
- P300延迟与TMT-B (R=0.31,p=0.01) 和DTC (R=0.22,p=0.04) 呈现出线性关系.
- P300振幅也与TMT-B (R=0.13,p=0.04) 和DTC (R=0.67,p=0.001) 有关.
- 在MMSE得分和P300延迟或振幅之间没有发现显著的关系.
结论:
- P300的延迟和幅度与认知功能有关,特别是执行功能和注意力,根据DPN患者的TMT-B和DTC测量.
- 这些发现表明,P300可能作为DPN认知缺陷的神经生理学标记.
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