Table 3.
Comparison of the drug resistance of Escherichia coli to commonly used antibacterial agents between nosocomial and non-nosocomial spontaneous bacterial peritonitis n (%)
| Antibacterial agents | Non-nosocomial infections (n = 50) | Nosocomial infections (n = 24) | P value (χ2 test) |
| ESBL test | 19 (38.0) | 15 (62.5) | 0.013 |
| Ampicillin/sulbactam | 11 (28.0) | 12 (66.7) | 0.093 |
| Piperacillin/tazobactam | 2 (4.0) | 5 (20.8) | 0.021 |
| Ceftriaxone | 7 (14.0) | 11 (45.8) | < 0.001 |
| Cefepime | 17 (34.0) | 14 (58.3) | 0.04 |
| Cefoperazone/sulbactam | 4 (8.0) | 8 (33.3) | 0.006 |
| Ceftazidime | 16 (32.0) | 17 (70.8) | 0.002 |
| Amikacin | 2 (4.0) | 3 (12.5) | 0.173 |
| Gentamicin | 17 (34.0) | 20 (83.3) | < 0.001 |
| Ciprofloxacin | 18 (36.0) | 19 (79.1) | 0.001 |
| Aztreonam | 11 (22.0) | 15 (62.5) | 0.001 |
| Imipenem | 1 (2.0) | 0 (0) | 0.485 |
| Meropenem | 0 (0) | 2 (8.3) | 0.039 |
ESBL test: Extended-spectrum β-lactamase test. P < 0.05 was considered statistically significant.