Conclusion: Serum BNP level in patients with CHF elevate significantly with the severity of heart failure and can better reflect the left ventricular function.
结论：CHF患者血浆BNP水平随着心力衰竭严重程度的增加而升高，并能较好地反映左室功能状态。
Conclusion: BNP level increase with the degree of severity of heart failure and can better reflect the left ventricular function.
结论：老年心力衰竭患者血bnp水平随着心力衰竭严重程度的增加而升高，并能较好反映左室功能状态。
To compensate for the deficiencies of traditional threshold functions and obtain the heart sound with high SNR for better analysis, a novel threshold function was proposed in this study.
为了弥补传统阈值函数在消噪过程中存在的不足，得到高信噪比的心音信号更好地进行心音分析，本文提出一种新的阈值函数。
Conclusion: Cardiac permanent pacing can improve heart function of patients with chronic arrhythmia, DDD and AAI modes were better than VVI mode.
结论：心脏永久起搏能有效改善缓慢心律失常患者的心功能，DDD及AAI模式优于VVI模式。
The results indicated that the new threshold function could better reserve the characteristics of heart sounds, eliminate noise effectively, and was of strong practical value.
结果表明，新阈值函数能有效地消除噪声和保留心音信号的特征，具有较强的实用价值。
The results indicated that the new threshold function could better reserve the characteristics of heart sounds, eliminate noise effectively, and was of strong practical value.
结果表明，新阈值函数能有效地消除噪声和保留心音信号的特征，具有较强的实用价值。
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