Table 3.
Microorganisms involved in episodes of VAP and non-VAPa
| Microorganism | VAP n (%) | Early-onset VAP n (%) | Late-onset VAP n (%) | Non-VAP n (%) |
|---|---|---|---|---|
| Pseudomonas aeruginosa | 12 (14) | 4 (11) | 8 (20) | 11 (9) |
| Staphylococcus aureus | 11 (13) | 7 (17) | 2 (5) | |
| Escherichia coli | 5 (6) | 3 (8) | 1 (2) | 2 (2) |
| Proteus spp. | 1 (1) | 1 (2) | ||
| Klebsiella spp. | 7 (9) | 6 (16) | 2 (5) | |
| Stenotrophomonas maltophilia | 2 (3) | |||
| Moraxella catharrhalis | 1 (1) | 1 (3) | 2 (5) | |
| Serratia spp. | 3 (4) | 1 (3) | 2 (5) | |
| Enterobacter spp. | 3 (4) | 1 (3) | 2 (5) | |
| Haemophilus spp. | 6 (8) | 4 (11) | ||
| Mixed | 17 (21) | 7 (17) | 10 (24) | 3 (2.5) |
| Other | 11 (13) | 4 (11) | 7 (17) | |
| No growth | 101 (86.5) | |||
| Total (n) | 79 | 38 | 41 | 117 |
aVAP, ventilator-associated pneumonia.