Table 1.
Distribution of bacteria isolated from different samples collected from patients with infections.
| Microorganism | Source of specimen | |||||
|---|---|---|---|---|---|---|
| Total | Urine | Blood | Wound | Sputum | ETT | |
| Number of isolates (%) | ||||||
| Acinetobacter spp. | 185 (10.4) | 0 | 9 (6.9) | 19 (8.0) | 82 (28.2) | 75 (44.9) |
| Enterobacter spp. | 62 (3.5) | 44 (4.6) | 6 (4.6) | 12 (5.0) | 0 | 0 |
| Enterococcus spp. | 117 (6.6) | 77 (8.1) | 12 (9.2) | 28 (11.8) | 0 | 0 |
| Escherichia coli | 659 (37.1) | 590 (62.0) | 21 (16.1) | 15 (6.3) | 22 (7.6) | 11 (6.6) |
| Klebsiella spp. | 248 (13.9) | 154 (16.2) | 13 (10.0) | 27 (11.3) | 34 (11.7) | 20 (12.0) |
| Proteus spp. | 63 (3.5) | 41 (4.3) | 5 (3.8) | 17 (7.1) | 0 | 0 |
| Pseudomonas aeruginosa | 142 (8.0) | 29 (3.0) | 8 (6.1) | 39 (16.4) | 35 (12.0) | 31 (18.6) |
| Staphylococcus aureus | 134 (7.5) | 17 (1.8) | 12 (9.2) | 52 (21.8) | 34 (11.7) | 19 (11.4) |
| Staphylococcus epidermidis | 77 (4.3) | 0 | 26 (20.0) | 29 (12.2) | 11 (3.8) | 11 (6.6) |
| Stenotrophomonas maltophilia | 24 (1.3) | 0 | 11 (8.5) | 0 | 13 (4.5) | 0 |
| Streptococcus pneumoniae | 49 (2.7) | 0 | 0 | 0 | 49 (16.8) | 0 |
| Other nonfermentative bacteria | 18 (1.0) | 0 | 7 (5.4) | 0 | 11 (3.8) | 0 |
| Total | 1778 | 952 | 130 | 238 | 291 | 167 |
ETT: endotracheal tube specimen.