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Table 5 The respiratory rate is significantly lower in the HFNO2 group. The ICU stay is statistically significantly

From: A comparative study between high-flow nasal oxygen therapy and venturi mask oxygen therapy for postoperative laparoscopic bariatric surgery patients with atelectasis: a randomized clinical trial

Respiratory rate (mean ± SD)

HFNO2 group

VMO2 group

p-value

At 1 h

21.78 ± 4.40

24.62 ± 1.50

< 0.001

At 2 h

20.93 ± 4.37

24.49 ± 1.50

< 0.001

At 3 h

20.24 ± 4.34

24.25 ± 1.14

< 0.001

At 4 h

19.89 ± 4.32

23.93 ± 1.27

< 0.001

At 8 h

19.47 ± 3.57

23.80 ± 1.09

< 0.001

At 12 h

19.51 ± 2.61

23.64 ± 0.93

0.001

At 16 h

19.93 ± 2.08

23.56 ± 1.15

0.190

At 20 h

19.98 ± 1.99

23.58 ± 1.49

0.293

At 24 h

20.33 ± 1.78

23.67 ± 1.76

0.816

ICU stay (days)

1.09 ± .29

1.00 ± .000

0.002