Table 3 Types and species of organisms isolated in all positive blood cultures, in CLBSI and in primary ICU-BSI
Organism isolated | All isolates (n=537) | CLBSI (n=32a) | Primary ICU-BSI (n=73) |
|---|---|---|---|
Gram-positive | 333 (62.0) | 10 (1.9) | 20 (27.4) |
Staphylococcus species (CoNS) | 246 (45.8) | 6 (1.1) | - |
Other contaminant species | 26 (4.8) | - | - |
Vancomycin-sensitive Enterococcus | 31 (5.8) | 2 (0.4) | 12 (16.4) |
Methicillin-sensitive S. aureus | 13 (2.4) | 1 (0.2) | 2 (2.7) |
Vancomycin-resistant Enterococcus | 8 (1.5) | 1 (0.2) | 4 (5.5) |
Streptococcus other species | 4 (0.7) | - | 2 (2.7) |
Methicillin-resistant S. aureus | 1 (0.2) | - | - |
Streptococcus pneumoniae | 1 (0.2) | - | - |
Unidentified probable contaminant | 3 (0.6) | - | - |
Gram-negative | 174 (32.4) | 13 (2.4) | 45 (61.6) |
Escherichia coli | 32 (5.6) | 1 (0.2) | 7 (9.6) |
Pseudomonas aeruginosa | 43 (8.0) | 6 (1.1) | 6 (8.2) |
Other | 35(6.5)b | 1 (0.2)c | 13 (17.8) |
Klebsiella species | 27 (5.0) | 4 (0.7) | 10 (13.7) |
Serratia species | 18 (3.4) | - | 5 (6.8) |
Enterobacter species | 19 (3.5) | 1 (0.2) | 4 (5.5) |
Fungi | 30 (5.6) | 9 (1.7) | 8 (11.0) |
Candida species | 30 (5.6) | 9 (1.7) | 8 (11.0) |