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Table 3 Comparison of peripheral and central (aortic) blood pressures, ejection duration and pressure augmentation values at phases before induction and after peritoneal insufflation

From: Non-invasive pulse wave analysis for monitoring the cardiovascular effects of CO2pneumoperitoneum during laparoscopic cholecystectomy- a prospective case-series study

 

Before induction

After insufflation

p-value

Peripheral blood pressure

Systolic

132.47 ± 18.87

125.17 ± 20.21

0.10

Diastolic

78.60 ± 10.40

78.92 ± 16.94

0.91

Pulse pressure

52.12 ± 16.12

44.64 ± 13.23

0.02

Central (aortic) blood pressure

Systolic

120.80 ± 19.10

118.05 ± 19.85

0.53

Diastolic

80.00 ± 10.38

81.82 ± 12.28

0.47

Pulse pressure

41.05 ± 14.70

36.41 ± 12.60

0.13

Ejection duration

41.0 ± 4.93

39.15 ± 5.51

0.11

Pressure augmentation

Augmentation pressure

10.52 ± 8.52

12.61 ± 7.56

0.25

Augmentation index

23.62 ± 10.58

31.55 ± 12.01

<0.01

Subendocardial viability ratio (%)

121.85 ± 22.7

137.11 ± 26.3

<0.01

  1. Means and standard deviations are shown.