Table 5 Microorganisms responsible for the first episode of BSI according to dexamethasone treatment
Pathogens responsible for 1st BSI | Overall (n = 51) | DEXA+ (n = 28) | DEXA− (n = 23) |
|---|---|---|---|
Gram-negative pathogens, n (%) | 14 (27) | 11 (39) | 3 (13) |
 Enterobacteriaceae | 10 | 7 | 3 |
  Klebsiella variicola | 1 | 0 | 1 |
  Klebsiella aerogenes | 2 | 2 | 0 |
  Hafnia alvei | 1 | 1 | 0 |
  Enterobacter cloacae | 1 | 1 | 0 |
  Proteus spp. | 1 | 1 | 0 |
  Serratia marcescens | 2 | 1 | 1 |
  Escherichia coli | 2 | 1 | 1 |
 Non-fermenting GNB, n (%) | 4 | 4 | 0 |
  Pseudomonas aeruginosa | 3 | 3 | 0 |
  Acinetobacter spp. | 1 | 1 | 0 |
Gram-positive pathogens, n (%) | 35 (69) | 17 (61) | 18 (78) |
 Staphylococcus aureus | 7 | 3 | 4 |
  Methicillin susceptible | 6 | 3 | 3 |
  Methicillin resistant | 1 | 0 | 1 |
 Enterococcus spp. | 13 | 7 | 6 |
 Coagulase negative Staphylococci | 12 | 5 | 7 |
 Streptococci | 3 | 2 | 1 |
Moulds | 2 (4) | 0 | 2 (9) |