Clinical analysis of heart rate variability in 32 cases with Unstable angina pectorisClinical analysis of heart rate variability in 32 cases with Unstable angina pectoris
摘要(Abstract)：
<正> Abstract Heart rate variability was evaluated in 32 patients with unstable angapectons and 32 control subjects using 24 hour ambulatory ECG.The resuitsshowed that indexes of time-ranged analysis and frequency-ranged analysisin angina pectoris group were significantly different,compared with the controlgroup(p<0.01)This indicates disturbance in autonomic nervous activity inpatients with unstable angina pectoris
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