Table 3.
Most common organisms isolated among patients with ventilator-associated pneumonia, n (%)
| Organism | Total |
Early-onset VAP (Number 9)
|
Late-onset VAP (Number 37)
|
||
|
Number (of total)
|
MDR
|
Number (of total)
|
MDR
|
||
| Total gram negative | 38 (82.6) | 8 (21) | 6 (75) | 30 (79) | 21 (70) |
| Acinetobacter baumannii | 19 (50) | 4 (21) | 4 (100) | 15 (79) | 14 (93) |
| Klebsiella pneumoniae | 8 (21.1) | 3 (37.5) | 2 (66.6) | 5 (62.5) | 5 (100) |
| Pseudomonas aeruginosa | 3 (9) | 0 | 0 | 3 (100) | 1 (33.3) |
| Stenotrophomonas maltophilia | 5 (13.1) | 0 | 0 | 5 (100) | 0 |
| Enterobacter asburiae | 1 (2.6) | 1 (100) | 0 | 0 | 0 |
| E coli | 1 (2.6) | 0 | 0 | 1 | 1 ESBL (100) |
| Hemophilus influenzae | 1 (2.6) | 0 | 0 | 1 (100) | 0 |
| Total gram positive | 5 (11) | 0 | 0 | 5 (100) | |
| Staph aureus | 4 (80) | 0 | 0 | 4 (100) | 0 |
| MRSA | 1 (20) | 0 | 0 | 1 (100) | 0 |
| 0 | 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | 0 | |
| Fungal infection | |||||
| Candida species | 3 (100) | 1 (33.3) | 0 | 2 (66.6) | 0 |
| Total microorganisms | 46 (100) | 9 (19.6) | 6 (13) | 37 (80.4) | |
VAP: Ventilator-associated pneumonia; MDR: Multidrug-resistant; ESBL: Extended spectrum beta-lactamase; MRSA: Methicillin-resistant staphylococcus aureus.