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Table 1 Matching criteria at baseline between the non-invasive positive pressure ventilation (NPPV) and the conventional mechanical ventilation (CMV) groups

From: Early fiberoptic bronchoscopy during non-invasive ventilation in patients with decompensated chronic obstructive pulmonary disease due to community-acquired-pneumonia

 

NPPV (n = 15)

CMV (n = 15)

P

pH, mean (SD)

7.27 (0.02)

7.27 (0.03)

0.858

PaO2/FiO2, mean (SD)

163 (60)

165 (13)

0.910

PaCO2 mmHg, mean (SD)

76 (7)

78 (13)

0.596

APACHE III score, mean (SD)

71 (9)

73 (6)

0.396

Kelly-Matthay score, mean (SD)

3.4 (1.2)

3.2 (1.0)

0.633

CAP, n involved lobes, median (IQR)

2 (1-2)

1 (1-2)

0.486

CURB-65 score, median (IQR)

3 (2-4)

3 (2-3)

0.806

  1. APACHE, acute physiology and chronic health evaluation; CAP, community-acquired pneumonia; CURB-65, confusion, urea, respiratory rate, blood pressure, age 65 or over; FiO2, fraction of inspired oxygen; IQR, interquartile range; PaCO2, partial pressure of arterial carbon dioxide; PaO2, partial pressure of arterial oxygen; SD, standard deviation.