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慢性充血性心衰患者ＨＲＶ分析是评价心脏自主神经功能的一种有效方法，是一项新的有价值的预测心性猝死的指标〔１〕。ＨＲＶ受各种药物的影响，本文着重研究β阻滞剂倍他乐克对充血性心衰患者ＨＲＶ的影响。１ 资料与方法１１ 正常对照组：５２例，男３５例，女１７例，
HRV analysis of patients with chronic congestive heart failure is an effective method to evaluate cardiac autonomic nervous function, is a new and valuable indicator of sudden cardiac death 〔1〕. HRV by a variety of drugs, this article focuses on β-blocker Betaloc on HRV in patients with congestive heart failure. 1 Materials and Methods 1 1 normal control group: 52 cases, 35 males and 17 females,