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左束支传导阻滞患者QRS离散度与左室射血分数的相关性 被引量:1

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摘要 67例左束支传导阻滞患者按心功能分为A组(心功能正常及NYHA1-2级者)和B组(NYHA2级以上者),双变量相关分析显示左室射血分数(LVEF)与QRS离散度(QRSD)、QRS波时限均呈负相关(r=-0.748,-0.425,P均<0.001),多元逐步回归显示QRSD是预测LVEF减退的有效因子(β=-22.643,P<0.001)。结论 :QRSD可能是预测LBBB时LVEF的指标。
出处 《中国心脏起搏与心电生理杂志》 北大核心 2010年第3期271-271,共1页 Chinese Journal of Cardiac Pacing and Electrophysiology
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  • 7Miyoshi F, Kobayashi Y, Hou H, et al. Prolonged paced QRS dura- tion as a predictor for congestive heart failure in patients with fight ven- tficular apical pacing [ J ]. Pacing Clin Electrophysiol, 2005, 28 (11): 1182-1188.
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  • 10刘琮琳,张菲斐,韩战营,邱春光,黄振文.不同类型心力衰竭患者心电图QRS波时限与血浆N末端B型利钠肽原水平的关系研究[J].中国全科医学,2012,15(4):402-405. 被引量:28

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