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健康人Tp-Te间期和Tp-Te/QT比率的探讨
引用本文:万素娟,王红宇.健康人Tp-Te间期和Tp-Te/QT比率的探讨[J].实用医技杂志,2011,18(2):122-123.
作者姓名:万素娟  王红宇
作者单位:1. 山西省太原钢铁(集团)有限公司总医院,030003
2. 山西医科大学第二医院
摘    要:目的比较健康人标准心电图Tp-Te间期和Tp-Te/QT比率并探讨其临床意义。方法随机抽取36~75岁健康人60例,做标准12导联心电图,分别测量V2和V6导联的QT间期、Q-Tp间期(即QRS波的起点至T波顶点的时间间期),按QT间期减Q-Tp间期的差值计算Tp-Te间期,按Tp-Te间期/QT间期计算其比率,并分别比较2个导联以及不同性别之间的Tp-Te间期和Tp-Te/QT比率。结果①V2导联的Tp-Te间期和Tp-Te/QT比率大于V6导联,并且差异有统计学意义分别为(93±15)比(69±55)ms,P〈0.05;(0.24±0.04)比(0.17±0.06)ms,P〈0.05]。②V2导联的Tp-Te间期和Tp-Te/QT比率均为男性比女性长(P〈0.05)。结论提供健康人Tp-Te间期和Tp-Te/QT比率重要信息供临床参考。

关 键 词:心电描记术  Tp-Te间期  Tp-Te/QT比率

Investigation of Tpeak-Tend interval and Tpeak-Tend/QT ratio in health people
WAN Su -juan,WANG Hong -yu.Investigation of Tpeak-Tend interval and Tpeak-Tend/QT ratio in health people[J].Journal of Practical Medical Techniques,2011,18(2):122-123.
Authors:WAN Su -juan  WANG Hong -yu
Institution:WAN Su-juan,WANG Hong-yu.General Hospital of Taiyuan Iron & Steel(Group) CO.,LTD,Shanxi 030003,China
Abstract:Objective To compare and investigate Tpeak-Tend(Tp-Te) interval and Tp-Te/QT interval ratio of electrocardiograph(ECG) in healthy people.Methods QT interval and Q-Tpeak interval(time interval from QRS-wave starting to T-wave peak) were measured on V2 and V6 leads of ECG in 60 healthy people,retrospectively.Then,Tp-Te interval was calculated by QT interval substrating Q-Tpeak,and Tp-Te/QT interval ratio was calculated.Tp-Te interval and Tp-Te/QT ratio were compared between V2 and V6 leads,and different gende...
Keywords:Electrocardiograph  Tpeak-Tend interval  Tpeak-Tend/QT ratio  
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