Table 2.
Antibiotic resistance pattern of E. coli and P. aeruginosa.
| Antibiotics | Concentration (µg) | E. coli (n = 681) | P. aeruginosa (n = 142) | ||
|---|---|---|---|---|---|
| S (n) | R (n/%) | S (n) | R (n/%) | ||
| Ampicillin (AMP) | 10 | 46 | 635 (93.24) | NT | NT |
| Amp-clavulanic acid (AMC) | 20 | 76 | 605 (88.83) | NT | NT |
| Amikacin (AK) | 30 | 598 | 83 (12.18) | 126 | 16 (11.26) |
| Aztreonam (AZM) | 30 | NT | NT | 24 | 118 (83.09) |
| Ceftriaxone (3G) (CRO) | 30 | 131 | 550 (80.76) | NT | NT |
| Ceftazidime (CAZ) | 30 | NT | NT | 107 | 35 (24.64) |
| Cefuroxime (2G) (CFM) | 30 | 104 | 577 (84.72) | NT | NT |
| Cefixime (3G) (CXM) | 5 | 104 | 577 (84.72) | NT | NT |
| Ciprofloxacin (CIP) | 5 | 91 | 590 (86.63) | NT | NT |
| Co-trimoxazole (SXT) | 23.75 | 138 | 543 (79.73) | NT | NT |
| Gentamicin (CN) | 10 | 601 | 80 (11.74) | 116 | 26 (18.30) |
| Fosfomycin (FOS) | 200 | 609 | 72 (10.57) | NT | NT |
| Imipenem (IMP) | 10 | 654 | 27 (3.96) | 104 | 38 (26.76) |
| Meropenem (MEM) | 10 | 654 | 27 (3.96) | 84 | 58 (40.84) |
| Nalidixic acid (NAL) | 30 | 36 | 645 (94.71) | NT | NT |
| Nitrofurantoin (F) | 300 | 598 | 83 (12.18) | NT | NT |
| Piperacillin-tazobactam (TZP) | 10 | 571 | 110 (16.15) | 129 | 13 (9.15) |
| Tetracycline (TE) | 30 | 117 | 564 (82.81) | NT | NT |
| Tobramycin (TOB) | 10 | 634 | 47 (6.90) | 98 | 44 (30.98) |
| Colistin (CT) | 10 | NT | NT | 137 | 05 (3.52) |
| Polymyxin (PB) | 300 units | NT | NT | 136 | 06 (4.22) |
| Cefepime (FEP) | 30 | NT | NT | 73 | 69 (48.59) |
NT: not tested. S: sensitive. R: resistant.