hrv

To study the effect of anti-thyroid drug ( ATD ) on heart rate variation ( HRV ) in patients with Graves disease ( GD ).

目的:探讨 抗 甲状腺药物 ( ATD ) 对毒性弥漫性甲状腺肿即Graves病 ( GD ) 患者治疗前后心率变异性 ( HRV ) 的影响.

Power spectrum density ( PSD ) analysis is a popular method in heart rate variability ( HRV ) analysis.

功率谱分析 是目前心率 变异性 分析的主要方法.

HRV and BRS had significantly correlation with VERP-D and VFT.

HRV、BRS与 VERP D、VFT有明显的相关性.

There was no significant difference between liver-kidney yin-deficiency syndrome and control syndrome ( P > 0.05 )

肝肾阴虚型与正常对照组间HRV差异不显著 ( P>0.05 ).

This thesis is aimed to discuss the measurement of human resource value ( HRV ).

本论文以人力资源价值的计量及方法为研究对象.

Objective To observe the influence of gender and age on the short-time Heart Rate Variability ( HRV ) .

目的观察年龄和性别对短程心率 变异性 的影响.

Results Compared with those in control group, indices of HRV were markedly reduced in NIDDM group.

结果和对照组相比NIDDM组 HRV各 指标均明显降低, HRV和病程无关.

The acquisition of rate variability ( HRV ) signals is very important to clinical diagnosis and physiological research.

心率 变异性 信号的检测在临床诊断和生理研究中都有着重要的应用价值.

Objective To observe the relationship between coronary artery disease ( CAD ) and heart rate variability ( HRV ) and QT dispersion ( QTd ).

目的探讨冠心病 ( CAD ) 患者与QT离散度 ( QTd ) 、心率变异 ( HRV ) 之间的关系.

HRV and cardiovascular reflex tests ( CVR ) were performed in all people.

所有受检者均接受心血管反射试验 ( CVR ) 检查和HRV分析,并且绘制NN间期散点图.

Results After myocardial infarction, HRV and BRS were decreased, VERP-D was increased, and VFT was decreased.

[结果]心肌梗死后HRV各指标和BRS明显降低, VERP D明显增加, VFT降低.

Our work can help explain why HRV is fractal , and it is an importment fundamental work.

此结果有助于揭示HRV中分形成分产生的原因, 并具有重要的基础研究意义.

Conclusion The system useful in HRV signal analysis and cardiovascular research.

结论该分析系统对心率变异的研究有重要应用价值.

The relationship between the sleep stage and the ultra-low frequency components of HRV is also considered.

在特征提取中还考虑了HRV中 超低频分量和睡眠的关系.