通过功能近红外光谱测量休息状态HbO/Hb合的获取时间,用于评估自闭症
1Department of Science and Technology, Faculty of Fundamental Sciences, Special Police Academy of the Chinese People's Armed Police Force, Beijing, China.
Journal of biophotonics
|September 5, 2024
概括
这项研究发现,叶中氧化和脱氧血红蛋白之间的合可以区分患有自闭症谱系障碍 (ASD) 的儿童. 这种血液动力学特征表明,即使测量时间短,也具有诊断潜力.
科学领域:
- 神经科学是一个神经科学.
- 生物医学工程 生物医学工程
- 发展心理学 发展心理学
背景情况:
- 自闭症谱系障碍 (ASD) 是一种复杂的神经发育状况.
- 了解ASD的神经基础对于早期诊断和干预至关重要.
- 自发的血液动力学波动为神经发育障碍提供了潜在的生物标志物.
研究的目的:
- 在患有ASD的儿童叶中研究氧化血红蛋白 (HbO) 和脱氧化血红蛋白 (Hb) 之间的合.
- 确定这种血液动力学合是否可以作为区分ASD和典型发育 (TD) 个体的特征特征.
- 评估这种潜在的ASD生物标志物的诊断准确性和最佳测量持续时间.
主要方法:
- 功能近红外光谱学 (fNIRS) 用于记录双边叶的血液动力活动.
- 用皮尔森相关系数来量化HbO和Hb之间的合.
- 使用接收器操作特征 (ROC) 曲线分析和曲线下的面积 (AUC) 来评估区分能力.
主要成果:
- 在ASD儿童和TD儿童之间观察到HbO-Hb合的显著差异.
- 合显示出强大的诊断潜力,AUC值超过0.8的测量持续时间超过1.5分钟.
- 在测量时间超过4分钟时,达到最大的区分能力 (AUC~0.87),之后的改善最小.
结论:
- 在叶中HbO和Hb之间的血液动力学合是识别ASD的潜在特征特征.
- 这种生物标志物即使在短时间内获得,也有效,这表明它在临床环境中具有实际效用.
- 基于fNIRS的血液动力学合分析为ASD研究和诊断提供了一个有希望的非侵入性方法.
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