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Table 5 Type of microorganisms per infection site and their respective resistance phenotype.

From: Are there independent predisposing factors for postoperative infections following open heart surgery?

Site of infection Type of microorganism Infections
Number of isolates/Resistance phenotype
Pneumonia Acinetobacter baumannii 3 3/MBL(-)
  Pseudomonas aeruginosa 1 1/MBL(-)
Sternotomy site infection Staphylococcus epidermidis 5 3/MRSE, 2/MSSE
  Enterococcus faecium 1 1/VSE
  Pseudomonas aeruginosa 1 1/MBL(-)
  Acinetobacter baumannii 1 1/MBL(-)
Mediastinitis Staphylococcus aureus 1 1/MRSA
Surgical site infection other than sternotomy Staphylococcus aureus 1 1/MSSA
Bacteremia Staphylococcus epidermidis 2 1/MRSE, 1/MSSE
  Staphylococcus haemolyticus 1 1/MRSH
  Acinetobacter baumannii 3 3/MBL(-)
  Escherichia coli 1 1/ESBL(-)
  Enterobacter cloacae 1 1/ESBL(-)
  Enterococcus faecium 1 1/VSE
Central venous catheter-related infection Staphylococcus haemolyticus 1 1/MRSH
  Enterococcus faecalis 1 1/VSE
  Acinetobacter baumannii 1 1/MBL(-)
  Klebsiella pneumoniae 1 1/ESBL(+)
  Escherichia coli 1 1/ESBL(+)
Intra-aortic balloon pump (IABP) infection Staphylococcus epidermidis 1 1/MSSE
Urinary tract infection Escherichia coli 1 1/ESBL(+)
  1. MRSE: methicillin-resistant S. epidermidis; MSSE: methicillin-susceptible S. epidermidis; MRSA: methicillin-resistant S. aureus; MSSA: methicillin-susceptible S. aureus; MRSH: methicillin-resistant S. haemolyticus; VSE: vancomycin-susceptible Enterococcus; ESBL: extended-spectrum β-lactamase; MBL: metallo-β-lactamase.