Table 2 Microbiological findings on patients who developed ventilator-associated pneumonia in ICUs of University of Lyon hospitals (France), January 2001-December 2009
Microorganism, n (%) | Day 2 (n = 50) | Day 3 (n = 82) | Day 4 (n = 77) | Day 5 (n = 54) | Day 6 (n = 31) | Day 7 (n = 23) | Day 8 (n = 23) |
|---|---|---|---|---|---|---|---|
Staphylococcus aureus | 18 (36) | 35 (43) | 28 (36) | 23 (43) | 19 (38) | 8 (26) | 6 (26) |
Streptococcus pneumoniae | 8 (16) | 9 (11) | 11 (14) | 5 (9) | 4 (8) | 3 (10) | 2 (9) |
Haemophilus influenzae | 10 (20) | 14 (17) | 16 (21) | 14 (26) | 9 (18) | 4 (13) | 3 (13) |
Pseudomonas aeruginosa | 3 (6) | 1 (1) | 5 (6) | 5 (9) | 2 (4) | 3 (10) | 5 (22) |
Enterobacter | 4 (8) | 5 (6) | 8 (10) | 4 (7) | 4 (8) | 8 (26) | 13 (39) |
Others | 18 (26) | 24 (29) | 17 (19) | 16 (32) | 10 (32) | 4 (17) | 2 (9) |