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Intensive Care Medicine Experimental

Table 2 Electrocardiographic variables

From: Changes in left ventricular electromechanical relations during targeted hypothermia

 

Spontaneous HR

HR 100 bpm

38 °C

33 °C

P value

38 °C

33 °C

p value

HR(bpm)

88 ± 10

80 ± 7

 < 0.001

100 ± 1

100 ± 1

0.326

QRS(ms)

67 ± 10

75 ± 12

 < 0.001

64 ± 10

74 ± 11

 < 0.001

RR(ms)

694 ± 80

748 ± 69

 < 0.001

601 ± 4

602 ± 3

0.177

QT(ms)

395 ± 45

473 ± 51

 < 0.001

382 ± 32

406 ± 32

0.005

QTc (ms)

475 ± 50

551 ± 54

 < 0.001

494 ± 47

524 ± 43

0.079

TpTe(ms)

45 ± 11

40 ± 10

0.027

41 ± 14

32 ± 7

0.003

TpTeC

56 ± 17

47 ± 12

0.008

55 ± 16

42 ± 12

0.003

  1. Data are expressed as Mean ± SD
  2. HR heart rate, QRS QRS on ECG, RR cardiac cycle interval, QT QT interval, QTc QT interval corrected for HR, TpTe T wave peak to T wave end duration, dispersion of repolarization, TpTeC TpTe corrected for heart rate
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