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坎地沙坦对高血压并阵发性房颤P波离散度及心率变异性的影响 被引量:4

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摘要 目的探讨坎地沙坦对高血压合并阵发性房颤患者的P波离散度(Pd)以及心率变异性(HRV)的影响,了解坎地沙坦抗心律失常的效果。方法将80例高血压病合并阵发性房颤患者随机分成观察组(n=40)和对照组(n=40)。观察组予坎地沙坦4 mg.次-1,1次.d-1;对照组予非洛地平5 mg.次-1,1次.d-1。在服药前、服药后6个月分别在窦性心律下测量体表12导联心电图的最大P波时限(Pm ax)和最小P波时限(Pm in),并计算Pd,同时用24 h动态心电图测量其心率变异性,并随访观察6个月内心房颤动复发率、第1次复发间隔、发作时平均心室率、发作持续时间等。结果观察组治疗后Pm ax、Pd均较对照组显著减小(P<0.01),连续R-R间期标准差(SDNN)、平均5分钟R-R间期标准差(SDANN)、高频功率(HF)均明显上升,低频功率(LF)、LF/HF值显著降低(均P<0.05);房颤复发率、发作时心室率及发作时房颤持续时间低于对照组(P<0.05)。结论坎地沙坦能减少高血压并阵发性房颤患者的Pd,改善心率变异性,并减少房颤的复发。
出处 《现代医学》 2009年第6期440-442,共3页 Modern Medical Journal
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