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Table 5 Microbiological broncho-alveolar lavage (BAL) findings in the noninvasive (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)a CMV (n = 15)b P
Diagnostic yield (>104 cfu/ml), n (%) 12 (80.0) 9 (60.0) 0.427
Change in antibiotic-therapy, n (%) 5 (33.3) 4 (26.7) 1.000
Streptococcus pneumoniae, n (%) 5 (33.3) 4 (26.7) 1.000
Pseudomonas aeruginosa, n (%) 4 (26.7) 3 (20.0) 1.000
Staphylococcus aureus, n (%) 2 (13.3) 1 (6.7) 1.000
Haemophilus influenzae, n (%) 2 (13.3) 2 (13.3) 1.000
Enterobacteriaceae, n (%) 1 (6.7)c 1 (6.7)d 1.000
Moraxella catarrhalis, n (%) 1 (6.7) 0 (0) 1.000
  1. a In three cases two microorganisms were isolated.
  2. b In two cases two microorganisms were isolated.
  3. cEscherichia coli.
  4. dKlebsiella pneumoniae.