Table 4.
Antimicrobial resistance pattern of each gram-negative bacterial isolate.
| Antibiotic | Pseudomonas aeruginosa (N = 19) R n (%) |
Proteus mirabilis (N = 11) R n (%) |
Klebsiella pneumoniae (N = 33) R n (%) |
Klebsiella oxytoca (N = 2) R n (%) |
Enterobacter cloacae (N = 2) R n (%) |
Escherichia coli (N = 67) | Citrobacter koseri (N = 3) R n (%) |
Citrobacter freundii (N = 3) R n (%) |
Acinetobacter baumannii (N = 12) R n (%) |
|---|---|---|---|---|---|---|---|---|---|
| Gentamicin | NA | 4(36.4%) | 7(21.2%) | 1(50.0%) | 2(100.0%) | 16(23.9%) | 0(0.0%) | 0(0.0%) | 4(33.3%) |
| Amikacin | 4(21.1%) | 4(36.4%) | 7(21.2%) | 1(50.0%) | 2(100.0%) | 16(23.9%) | 0(0.0%) | 0(0.0%) | 3(25.0%) |
| Ciprofloxacin | 7(36.8%) | 2(18.2%) | 11(33.3%) | 1(50.0%) | 0(0.0%) | 16(23.9%) | 0(0.0%) | 1(33.3%) | 6(50.0%) |
| Levofloxacin | 7(36.8%) | 2(18.2%) | 11(33.3%) | 1(50.0%) | 0(0.0%) | 16(23.9%) | 0(0.0%) | 1(33.3%) | 6(50.0%) |
| TMP/SMX | NA | 4(36.4%) | 14(42.4%) | 2(100.0%) | 0(0.0%) | 22(32.8%) | 0(0.0%) | 1(33.3%) | 3(25.0%) |
| Cefotaxime | NA | 11(100.0%) | 25(75.7%) | 2(100.0%) | 2(100.0%) | 48(71.6%) | 3(100.0%) | 2(66.7%) | NA |
| Cefepime | 11(57.9%) | 10(90.9%) | 21(63.6%) | 2(100.0%) | 2(100.0%) | 41(61.2%) | 0(0.0%) | 1(33.3%) | 8(66.7%) |
| Ampicillin | NA | 11(100.0%) | 33(100.0%) | 2(100.0%) | 2(100.0%) | 67(100.0%) | 3(100.0%) | 3(100.0%) | NA |
| Piperacillin-tazobactam | 10(52.6%) | 8(72.7%) | 17(51.5%) | 2(100.0%) | 2(100.0%) | 33(49.3%) | 0(0.0%) | 2(66.7%) | 7(58.3%) |
| Ceftazidime | 14(73.7%) | 11(100.0%) | 25(75.7%) | 2(100.0%) | 2(100.0%) | 48(71.6%) | 3(100.0%) | 2(66.7%) | 11(91.7%) |
| Imipenem | 9(47.4%) | 4(36.4%) | 6(18.2%) | 1(50.0%) | 0(0.0%) | 20(29.9%) | 0(0.0%) | 1(33.3%) | 7(58.3%) |
| Meropenem | 9(47.4%) | 4(36.4%) | 6(18.2%) | 1(50.0%) | 0(0.0%) | 20(29.9%) | 0(0.0%) | 1(33.3%) | 7(58.3%) |
| Cefuroxime | NA | 11(100.0%) | 27(81.8%) | 2(100.0%) | 2(100.0%) | 50(74.6%) | 3(100.0%) | 3(100.0%) | NA |
| Ceftriaxone | NA | 11(100.0%) | 25(75.7%) | 2(100.0%) | 2(100.0%) | 48(71.6%) | 3(100.0%) | 2(66.7%) | NA |
| Amoxicillin-clavulanate | NA | 9(81.8%) | 15(45.4%) | 2(100.0%) | 2(100.0%) | 33(49.3%) | 3(100.0%) | 3(100.0%) | NA |
| Colistin | 0(0.0%) | NA | 0(0.0%) | 0(0.0%) | 0(0.0%) | 0(0.0%) | 0(0.0%) | 0(0.0%) | 0(0.0%) |
TMP/SMX, trimethoprim/sulfamethoxazole; R, resistant; NA, not applicable. The intermediate group was included in the sensitive group.