Table 9 Comparison between HFNC subgroups of both groups A and B as regards laboratory investigations, vital data, and clinical scores at end of follow-up period of oxygen therapy

pH

7.39

.08

7.40

.08

0.389

0.699

pCO2

55.43

23.91

55.13

14.65

0.052

0.959

pO2

64.83

11.71

63.13

8.98

0.551

0.584

HCO3

31.35

10.90

32.52

5.36

0.464

0.646

Be

7.40

10.73

8.42

5.30

0.409

0.685

SPO2

91.09

4.14

91.13

4.50

0.034

0.973

pulse

101.30

17.56

99.30

13.49

0.433

0.667

SBP

119.78

18.98

123.70

16.94

0.738

0.465

DBP

73.04

12.13

75.22

13.44

0.576

0.568

RR

31.96

6.43

27.09

4.34

3.009

0.004

RDOS

4.43

3.07

2.87

1.58

2.174

0.037

Borg

3.85

3.17

2.07

2.31

2.178

0.035