Table 2 Microorganisms isolated from lungs and peritoneal fluid associated with VAP in patients with secondary peritonitis
Lungs | Peritoneal fluid | |||
|---|---|---|---|---|
VAP patients (n = 40) | Non-VAP patients (n = 378) | VAP patients (n = 40) | Non-VAP patients (n = 378) | |
Gram-positive cocci | ||||
Methicillin susceptible Staphylococcus aureus | 6 (15.0) | 0 (0.0) | 1 (2.5) | 8 (2.1) |
Methicillin-resistant Staphylococcus aureus | 2 (5.0) | 0 (0.0) | 0 (0.0) | 2 (0.5) |
Staphylococcus epidermidis | 0 (0.0) | 0 (0.0) | 7 (17.5) | 26 (6.9) |
Other Staphylococcus spp. | 2 (5.0) | 0 (0.0) | 0 (0.0) | 16 (4.2) |
Streptococcus spp. | 0 (0.0) | 0 (0.0) | 4 (10.0) | 33 (8.7) |
Enterococcus spp. | 1 (2.5) | 0 (0.0) | 15 (37.5) | 91 (24.1) |
Other | 0 (0.0) | 0 (0.0) | 4 (10.0) | 10 (2.6) |
Gram-negative bacilli | ||||
Klebsiella spp. | 7 (17.5) | 0 (0.0) | 10 (25.0) | 27 (7.1) |
Enterobacter spp. | 1 (2.5) | 0 (0.0) | 6 (15.0) | 25 (6.6) |
Escherichia coli | 4 (10.0) | 0 (0.0) | 14 (35.0) | 108 (28.6) |
Pseudomonas aeruginosa | 7 (17.5) | 0 (0.0) | 6 (15.0) | 3 (0.8) |
Acinetobacter spp. | 18 (45.0) | 1 (0.3) | 2 (5.0) | 5 (1.3) |
Other Enterobacteriaceae | 2 (5.0) | 0 (0.0) | 0 (0.0) | 8 (2.1) |
Anaerobes | 1 (2.5) | 1 (0.3) | 10 (25.0) | 104 (27.5) |