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The Egyptian Journal of Bronchology

Table 4 Comparison between vital signs and arterial blood gases before and after treatment in patients using HFNCO

From: High flow nasal cannula oxygen and non-invasive mechanical ventilation in management of COVID-19 patients with acute respiratory failure: a retrospective observational study

 

HFNCO (n=37)

Before treatment

HFNCO (n=37)

24 h after treatment

P#

Heart rate (beats/minute)

95.10 ± 6.08

85.29 ± 8.69

<0.01*

Respiratory rate (breaths/minute)

27.70 ± 3.11

21.48 ± 2.11

<0.01*

Mean arterial blood pressure (mmHg)

91.02 ± 4.40

89.29 ± 4.96

0.06

PH

7.43 ± 0.04

7.41 ± 0.03

0.02*

PaCO2 (mmHg)

34.67 ± 3.69

38.32 ± 4.32

<0.01*

PaO2/FiO2

191.08 ± 37.83

225.67 ± 44.33

<0.01*

  1. HFNCO high flow nasal cannula oxygen, NIV non-invasive ventilation, PaCO2 arterial pressure of carbon dioxide, PaO2 arterial pressure of oxygen, FiO2 fraction of inspired oxygen
  2. Significance at *P<0.05.
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