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Table 2 Blood gases values during acute exacerbation and time interval between treatments

From: Effects of high-flow nasal cannula in patients with persistent hypercapnia after an acute COPD exacerbation: a prospective pilot study

 

Patients (n = 50)

pH

7.30 ± 0.05

PaCO2 (mmHg)

79.1 ± 13.7

Time interval between onset of the exacerbation and HFNC beginning (hours)

88.8 ± 40

Time interval between NIV treatment and the onset of HFNC (hours)

49.8 ± 15

  1. Data are presented as mean ± SD
  2. NIV Non invasive ventilation, HFNC High flow nasal cannula
  3. Data are presented as mean ± SD
  4. NIV Non invasive ventilation, BMI Body Mass Index, FEV1 Forced Expiratory Volume in the 1st second, LTOT Long Term Oxygen Therapy
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