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Table 1 The comparison of arterial blood gas parameters at baseline and at the end of the experiments

From: Heart rate variability and pulmonary dysfunction in rats subjected to hemorrhagic shock

 

Sham

Vag

HS

Vag + HS

pH -1

7.46 ± 0.009

7.46 ± 0.02

7.46 ± 0.015

7.47 ± 0.012

PaCO2–1(mm Hg)

34.78 ± 1.24

32.95 ± 0.89

32.14 ± 1.59

33.25 ± 0.65

PaO2–1(mm Hg)

68 ± 1.12

68.66 ± 3.84

62.66 ± 1.6

65 ± 2.12

HCO3-1(mmol/L)

24.75 ± 0.50

23.55 ± 0.86

24.42 ± 0.73

24.4 ± 0.41

BE-1

1.2 ± 0.34

0.12 ± 1

1.56 ± 0.45

1.23 ± 0.59

pH -2

7.48 ± 0.007

7.48 ± 0.008

7.52 ± 0.013

7.51 ± 0.009

PaCO2–2 (mm Hg)

30.17 ± 0.91

30.72 ± 1.28

26.46 ± 0.87

27.48 ± 1.19

PaO2–2 (mm Hg)

73.24 ± 1.89

68.75 ± 1.25

67.83 ± 1.5

66 ± 1.82 *

HCO3-2 (mmol/L)

23.07 ± 0.36

22.86 ± 0.65

22.68 ± 0.35

22.24 ± 0.68

BE-2

0.5 ± 0.24

0.12 ± 0.45

1.38 ± 0.42

0.51 ± 0.52

  1. Data are mean ± SE in the Sham (n = 5), Vag (n = 5), HS (n = 7) and Vag + HS (n = 7) groups. * P < 0.05 vs. the Sham group; pH -1, PaCO2–1, PaO2–1, HCO3-1 and base excess (BE-1) are the arterial blood parameters at baseline. pH -2, PaCO2–2, PaO2–2, HCO3-2 and BE-2 are the arterial blood parameters at the end of the experiments. PaO2: arterial oxygen pressure, PaCO2: arterial carbon dioxide pressure. Barometric pressure: 630 mmHg