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Table 3 Comparison between different subgroups of groups A as regards laboratory investigations, vital data, and clinical scores after 120 min of oxygen therapy

From: High-flow nasal oxygen therapy versus conventional oxygen therapy and non-invasive mechanical ventilation in patients with acute respiratory failure and post-mechanical ventilation

 

HFNC

Conventional

NIV

F*

p value

Mean

SD

Mean

SD

Mean

SD

pH

7.41

.08

7.40

.06

7.37

.09

1.690

0.192

pCO2

52.52

19.17

47.13a

15.96

63.22b

24.07

3.849

0.026

pO2

70.26

14.62

70.04

23.71

79.70

32.69

1.136

0.327

HCO3

31.26

9.89

28.09

9.23

34.09

9.97

2.202

0.119

Be

7.10

9.89

3.41

8.74

7.79

9.23

1.478

0.236

SPO2

92.78

3.44

90.57

5.21

92.78

4.00

2.057

0.136

pulse

105.91

21.25

107.00

16.03

99.04

17.54

1.264

0.289

SBP

118.70

17.14

118.70

18.42

116.09

12.34

0.199

0.820

DBP

72.83

13.55

73.04

12.59

74.35

9.45

0.108

0.898

RR

32.04

4.89

29.39

5.90

30.22

7.12

1.161

0.320

RDOS

4.00

1.54

3.65

1.87

3.74

1.98

0.231

0.795

Borg

3.57

1.20

3.28

1.53

3.43

1.65

0.213

0.809

  1. *One-way ANOVA test (a, b post hoc test)