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Table 2 Haemodynamic data

From: Comparison of uncalibrated arterial waveform analysis in cardiac surgery patients with thermodilution cardiac output measurements

 

n

Mean

SD

After induction of anaesthesia

   

Heart rate (beats per minute)

30

69

16

MAP (mm Hg)

30

71

15

PMAP (mm Hg)

30

19

5

CVP (mm Hg)

30

9

5

PVR (dyn/s per cm-5)

30

184

245

SVR (dyn/s per cm-5)

30

1,031

342

COPAC

30

4.79

1.23

COWave

30

4.66

1.52

COTranspulm

30

4.50

1.07

After sternotomy

   

Heart rate (beats per minute)

30

76*

12

MAP (mm Hg)

30

68

13

PMAP (mm Hg)

30

19

5

CVP (mm Hg)

30

7*

4

PVR (dyn/s per cm-5)

30

325

492

SVR (dyn/s per cm-5)

30

945

338

COPAC

30

5.74

1.73

COWave

30

4.69

1.44

COTranspulm

30

5.48

1.53

One hour after admission to ICU

   

Heart rate (beats per minute)

30

79*

15

MAP (mm Hg)

30

72

13

PMAP (mm Hg)

30

21

6

CVP (mm Hg)

30

9

5

PVR (dyn/s per cm-5)

30

225

463

SVR (dyn/s per cm-5)

30

938

220

COPAC

30

5.75

1.41

COWave

30

5.02

1.04

COTranspulm

30

6.01

1.41

Six hours after admission to ICU

   

Heart rate (beats per minute)

30

81*

13

MAP (mm Hg)

30

73

10

PMAP (mm Hg)

30

21

7

CVP (mm Hg)

30

9

5

PVR (dyn/s per cm-5)

30

128

48

SVR (dyn/s per cm-5)

30

914

280

COPAC

30

6.03

1.34

COWave

30

5.25

1.11

COTranspulm

30

6.33

1.51

  1. *significant change compared to baseline. COPAC, pulmonary artery catheter thermodilution cardiac output; COTranspulm, aortic transpulmonary thermodilution cardiac output; COWave, uncalibrated pulse contour cardiac output; CVP, central venous pressure; ICU, intensive care unit; MAP, mean arterial pressure; PMAP, peripheral mean arterial pressure; PVR, pulmonary vascular resistance; SD, standard deviation; SVR, systemic vascular resistance.