Table 3.
Isolated microorganisms and multi-drug resistance microorganisms involved in 557 episodes of bloodstream infection (BSI)
| Microorganism | No. (%) of isolations | No. (%) of episodes with monomicrobial | No. (%) of isolations of specific antimicrobial-resistant pathogen |
|---|---|---|---|
| Gram-negative bacteria | 345 (56.18) | 290 (84.06) | 90 (26.09) |
| Escherichia coli | 106 (30.72) | 90 (84.91) | 3 (2.83)a |
| Klebsiella pneumoniae | 88 (25.51) | 80 (90.91) | 30 (34.09)a |
| Acinetobacter baumannii | 52 (15.07) | 41 (78.85) | 42 (80.77)b |
| Pseudomonas aeruginosa | 24 (6.96) | 19 (79.17) | 13 (54.17)c |
| Enterobacter cloacae | 23 (6.67) | 15 (65.22) | 2 (8.70)a |
| Other | 52 (15.07) | 45 (86.54) | – |
| Gram-positive bacteria | 196 (31.92) | 162 (82.65) | 19 (9.74) |
| Enterococcus faecium | 42 (21.43) | 33 (78.57) | 1 (2.38)d |
| Staphylococcus epidermidis | 26 (13.27) | 25 (96.15) | 14 (53.85)e |
| Staphylococcus aureus | 23 (11.73) | 23 (100) | 4 (17.39)f |
| Staphylococcus hominis | 16 (8.16) | 12 (75) | – |
| Enterococcus faecalis | 13 (6.63) | 8 (61.54) | – |
| Other | 76 (38.78) | 61 (80.26) | – |
| Fungus | 68 (11.07) | 51 (75) | – |
| Candida species | 65 (95.59) | 48 (73.85) | – |
| Other | 3 (4.41) | 3 (100) | – |
| Anaerobic bacteria | 5 (0.81) | 5 (100) | – |
| Total | 614 (100) | 508 (82.74) | 109 (17.75) |
acarbapenem-resistant Enterobacteriaceae
bcarbapenem-resistant Acinetobacter baumannii
ccarbapenem-resistant Pseudomonas aeruginosa
dvancomycin-resistant Enterococcus faecium
emethicillin-resistant Staphylococcus epidermidis
fmethicillin-resistant Staphylococcus aureus