Measurments related to lead I in the 10s resting ECG
28 variables.
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Duration P Wave, I
Duration of P Wave, expressed in milliseconds, measured in lead I
x0ec104aP-Amplitude positive, I
Peak amplitude of the positive deflection of P wave, expressed in milliVolts, measured in lead I
x0ec105aP-Amplitude negative, I
Peak amplitude of the negative deflection of P wave, expressed in milliVolts, measured in lead I
x0ec106aPQ Time, I
Duration of PQ interval, expressed in milliseconds, measured in lead I
x0ec108aDuration Q wave, I
Duration of Q wave, expressed in milliseconds, measured in lead I
x0ec109aQ-Amplitude, I
Voltage amplitude of the peak of Q wave, expressed in milliVolts, measured in lead I
x0ec110aQRS Duration, I
Duration of QRS complex, expressed in milliseconds, measured in lead I
x0ec113aQT Time, I
Duration of QT interval, expressed in milliseconds, measured in lead I
x0ec115aDuration R wave, I
Duration of R wave, expressed in milliseconds, measured in lead I
x0ec120aR-Amplitude, I
Voltage amplitude of the peak of R wave, expressed in milliVolts, measured in lead I
x0ec121aDuration R' wave, I
Duration R wave in the first derivative of the ECG wave, expressed in milliseconds, measured in lead I
x0ec122aR'-Amplitude, I
Voltage amplitude of the peak of R wave in the first derivative of ECG, expressed in milliVolts, measured in lead I
x0ec123aDuration S wave, I
Duration of S wave, expressed in milliseconds, measured in lead I
x0ec125aS-Amplitude, I
Voltage amplitude of the peak of S wave, expressed in milliVolts, measured in lead I
x0ec126aDuration S' wave, I
Duration S wave in the first derivative of the ECG wave, expressed in milliseconds, measured in lead I
x0ec127aS'-Amplitude, I
Voltage amplitude of the peak of S wave in the first derivative of ECG, expressed in milliVolts, measured in lead I
x0ec128aST Value, I
ST segment deviation from the isoelectric line, defined as the difference between the voltage value at the beginning of T wave and the end of S wave (J point) expressed in milliVolts, measured in lead I
x0ec129aJ-ms, I
J point occurrence in the average beat computed over lead I, expressed in milliseconds
x0ec130aJ-Value, I
J point voltage value, expressed in milliVolts, measured in lead I
x0ec131aJT-Time, I
Duration of JT interval, expressed in milliseconds, measured in lead I
x0ec133aJTc-Time, I
Duration of JT interval corrected for the heart rate, expressed in milliseconds, measured in lead I
x0ec135aT-Amplitude, I
Voltage amplitude of the peak of T wave, expressed in milliVolts, measured in lead I
x0ec137aPositive percentage of T-wave-area, I
Positive percentage of T-wave-area in lead I
x0ec138aNegative percentage of T-wave-area, I
Negative percentage of T-wave-area in lead I
x0ec139aDuration peak till end of T-Wave, I
Time interval between the peak up to the end of T wave, expressed in milliseconds, measured in lead I
x0ec141aNoise, I
Noise level estimation, when QTc is computed with Fridericia formula, expressed in microVolts, measured in lead I
x0ec143aQTc (Frid) Time, I
Duration of QT interval adjusted for the heart-rate with Fridericia formula, expressed in milliseconds, measured in lead I
x0ec152aQTc (Baz) Time, I
Duration of QT interval adjusted for the heart-rate with Bazett formula, expressed in milliseconds, measured in lead I
x0ec153a