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Table 1 Microbiological testing – main results

From: Measurement of endotracheal tube secretions volume by micro computed tomography (MicroCT) scan: an experimental and clinical study

Length of intubation (Days) ETT lavage fluid cultures Viable cell count (Log CFU) ETT swab cultures Tracheal aspirate cultures
2 No growth 0 S. Aureus MS -
22 Aspergillus spp. 3 Aspergillus spp. Aspergillus spp.
E. Faecium
21 C. Albicans 3 C. Albicans C. Albicans
3 C. Albicans 4 C. Albicans C. Albicans
7 E. Coli ESBL 7 E. Coli ESBL -
C. Albicans 2 C. Albicans
S. Aureus MS
4 C. Albicans 1 C. Albicans No growth
15 C. Tropicalis 3 C. Tropicalis C. Tropicalis
Oral mixed flora >7   Oral mixed flora
14 No growth 0 No growth No growth
10 Oral mixed flora 6 Oral mixed flora Oral mixed flora
6 B. Catharralis BL+ 6 Oral mixed flora Oral mixed flora
Oral mixed flora >7
7 S. Aureus MR 2 S. Aureus MR S. Aureus MR
C. Albicans 2 K. Pneumoniae C. Albicans
K. Pneumoniae 2   
  1. ETT: endotracheal tube; CFU: Colony-forming units; MS: methicillin sensitive; ESBL: extended-spectrum beta-lactamases producer; BL+: beta-lactamases producer; MR: methicillin resistant.
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