Table 3.
Susceptibility rates for organisms isolated from samples taken off at admission to the ICU
| Bacterial species from blood sample | Bacterial species from tracheal sample | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| No. susceptible/total number tested (%) | No. susceptible/total number tested (%) | |||||||||||
| K. pneu | S. aureus | A. spp. | C. freundi | K. pneu | S. aureus | E. coli | Acineto | Pseudo | Proteus | Enterobacter | Coagulase | |
| Amikacin (30 µg) | 1/1 (100) | – | 0/1 (0) | 1/1 (100) | 1/2 (50) | – | – | 2/2 (100) | 3/3 (100) | – | – | – |
| Augmentin (20/10 µg) | – | – | – | 0/1 (0) | 0/6 (0) | – | 1/5 (20) | – | – | 0/1 (0) | 0/2 (0) | – |
| Ampicillin (10µ) | – | – | – | 0/1 (0) | 0/7 (0) | – | 0/5 (0) | – | – | 0/1 (0) | 0/2 (0) | – |
| Cefotaxime (30 µg) | 0/1 (0) | – | – | – | 0/6 (0) | – | 0/1 (0) | – | – | 0/1 (0) | 1/2 (50) | |
| Cefuroxime (30 µg) | 0/1 (0) | – | – | 0/1 (0) | 0/6 (0) | 0/2 (0) | 0/5 (0) | – | – | 0/1 (0) | 0/2 (0) | – |
| Ceftazidime (30 µg) | 0/1 (0) | – | 1/1 (100) | 0/1 (0) | 1/6 (16.67) | 0/1 (0) | 0/4 (0) | 1/1 (100) | 2/2 (100) | 0/1 (0) | 1/2 (50) | – |
| Ceftriaxone (30 µg) | 0/1 (0) | – | – | 0/1 (0) | 0/6 (0) | 1/1 (100) | 0/5 (0) | – | – | – | 0/1 (0) | – |
| Cefepime (30 µg) | – | – | – | – | – | – | – | 1/1 (100) | 1/1 (100) | – | – | – |
| Ciprofloxacin (5 µg) | 0/1 (0) | 1/3 (33.33) | – | – | 2/6 (33.33) | 0/3 (0) | 0/4 (0) | 1/1 (100) | 2/2 (100) | 0/1 (0) | 1/2 (50) | 0/1 (0) |
| Chloramphenicol (5 µg) | 0/1 (0) | 1/3 (33.33) | – | – | 2/7 (28.57) | – | 0/4 (0) | – | – | 0/1 (0) | 1/2 (50) | 0/1 (0) |
| Co-trimoxazole (1.25/23.5 µg) | 0/1 (0) | 0/4 (0) | – | 0/1 (0) | 0/7 (0) | 0/2 (0) | 0/5 (0) | 0/3 (0) | – | 0/1 (0) | 0/2 (0) | 0/1 (0) |
| Erythromycin (15 µg) | – | 0/4 (0) | – | – | – | 0/2 (0) | – | – | – | – | – | 1/1 (100) |
| Oxacillin (1 µg) | – | 2/3 (66.66) | – | – | 0/2 (0) | – | – | – | – | – | 1/1 (100) | |
| Tetracycline (30 µg) | – | 1/1 (100) | 0/1 (0) | – | – | 2/2 (100) | – | – | – | – | – | 1/1 (100) |
| Penicillin G (10 µg) | – | 0/2 (0) | – | – | – | – | – | – | – | – | – | 0/1 (0) |
| Gentamicin (10 µg) | 0/1 (0) | 2/2 (100) | – | 0/1 (0) | 0/4 (0) | 1/1 (100) | 1/5 (20) | 2/2 (100) | 3/3 (100) | 0/1 (0) | 1/2 (0) | – |
| Imipenem (10 µg) | 1/1 (100) | – | – | 1/1 (100) | 7/7 (100) | 1/1 (100) | 5/5 (100) | – | 1/1 (100) | 1/1 (100) | 1/1 (100) | – |
| Meropenem (10 µg) | – | – | – | – | – | – | – | – | – | – | 1/1 (100) | – |
| Vancomycin (30 µg) | – | 1/1 (100) | – | – | – | 0/1 (0) | – | – | – | – | – | – |
K. pneu, Klebsiella pneumoniae; S. aureus, Staphylococcus aureus; A. spp., Acinetobacter species; C. freundi, Citrobacter freundi; Acineto, Acinetobacter species; Proteus, Proteus mirabilis; Enterobacter, Enterobacter species; Coagulase, Coagulase negative Staphylococcus