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Table 1 Blood parameters

From: Effects of clinically relevant acute hypercapnic and metabolic acidosis on the cardiovascular system: an experimental porcine study

 

Control

  Metabolic acidosis

Hypercapnic acidosis

 

Baselinest

Baselineend

Δ

Baseline

Acidosis

Δ

Baseline

Acidosis

Δ

PaCO2

5.39 ± 0.85

5.17 ± 0.68

 

5.34 ± 0.79

5.8 ± 1.08

 

5.04 ± 0.5

15.57 ± 1.37

PvCO2

7.09 ± 1.4

6.46 ± 0.83

 

6.73 ± 0.66

7.97 ± 1.15

6.14 ± 0.38

17.19 ± 1.89

PaO2

16.7 ± 3.72

14.85 ± 2.85

 

16.71 ± 3.7

16.61 ± 4.11

 

17.74 ± 6.38

15.17 ± 1.2

 

PvO2

4.01 ± 0.38

3.94 ± 0.52

 

3.96 ± 0.43

6.03 ± 0.8

4.21 ± 0.88

7.74 ± 0.88

pHa

7.52 ± 0.06

7.53 ± 0.05

 

7.52 ± 0.03

7.10 ± 0.01

7.56 ± 0.01

7.10 ± 0.02

pHv

7.45 ± 0.06

7.47 ± 0.04

 

7.46 ± 0.02

7.03 ± 0.02

7.50 ± 0.02

7.06 ± 0.02

HC O 3 a

31.68 ± 2.53

29.84 ± 7.29

 

34.14 ± 4.18

13.1 ± 2.17

33.5 ± 3.21

34.7 ± 2.32

 

HC O 3 v

35.88 ± 2.45

31.52 ± 7.52

 

35.11 ± 2.9

15.19 ± 1.64

34.84 ± 2.26

35.8 ± 2.47

 

Hb

86.63 ± 10.2

85.63 ± 13.55

 

80.5 ± 12.97

89.5 ± 13.93

81.75 ± 8.38

103.5 ± 9.87

Sata

99.26 ± 1.46

98.7 ± 2

 

99.18 ± 1.27

95.8 ± 3.81

98.94 ± 1.32

94.38 ± 2.8

Satv

49.26 ± 7.48

47.13 ± 4.06

 

49.11 ± 8.44

49 ± 6.25

 

50.13 ± 7.76

63.75 ± 2.18

BEa

9.53 ± 2.67

9.83 ± 2.04

 

10.48 ± 4.07

−16.56 ± 2.26

11.73 ± 3.06

5.71 ± 2.19

BEv

12.3 ± 2.39

10.29 ± 3.76

 

11.89 ± 3.12

−15.5 ± 1.76

12.11 ± 2.22

6.08 ± 2.26

  1. ↑, significantly increased, P < 0.05; ↓, significantly decreased, P < 0.05; PaCO2, arterial partial pressure of CO2 (kPa); PvCO2, venous partial pressure of CO2 (kPa); PaO2, arterial partial pressure of O2 (kPa); PvO2, venous partial pressure of O2 (kPa); pHa, arterial pH; pHv, venous pH; HC O 3 a - , HC O 3 concentration in arterial blood (mM); HC O 3 v - , HC O 3 concentration in venous blood (mM); Hb, hemoglobin concentration (g/L); Sata, hemoglobin saturation in arterial blood (%); Satv, hemoglobin saturation in venous blood (%); BEa, base excess in arterial blood (mM); BEv, base excess in venous blood (mM). The venous blood refers to mixed venous blood sampled from the pulmonary artery.