Objective To analyze the Tp-Te interval in Electrocardiogram of 320 Healthy Physical Examiners. Methods Randomly chosed 320 healhy peoples those examed in our hospital at 2018.And divided into eight groups according to the age(20 to 30
31 to 40
41 to 50 years and 51 to 60 years old) and the gender
40 cases in each group. Measured the QT interval and the Q-Tp interval of V
2
and V
6
lead
counted the Tp-Te interval with the QT interval minus the Q-Tp interval and analyzed. Results Between the four age groups
the TpTe interval of V
2
lead in male group were: 86.22±6.68、86.21±8.19、86.24±7.57、86.35±7.24
and in female group were: 81.59±6.86、82.63±4.17、83.36±5.03、83.47 ±5.29; and the Tp-Te interval of V
6
lead in male group were:80.25±4.92、80.85±6.61、82.02±7.88、82.53±8.65
in female group were: 77.77 ±5.08、78.14 ±4.55、78.67 ±6.05、78.97 ±5.79. The difference had statistically significant between different gender
but had no statistically significant between different age groups. The 320 cases’ Tp-Te interval of V
2
lead was: 84.51±6.69
of V
6
guide was 79.96±6.92
p
<
0.05
the difference had statistically significant between different leads. And then the overall Tp-Te interval were: 86.25±7.37 in male at V
2
lead
81.41±7.15 in male at V
6
lead; 82.76±5.43 in female at V
2
lead
78.52±6.38 in female at V
6
lead. Conclusions Provide the reference to set up the Tp-Te interval in normal persons.
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