Table 7.
Antibiotic susceptibility profiles of isolated Escherichia coli strains (n = 180)
| Antibiotic (dose) | Resistance n (%) |
Susceptibility n (%) |
p-value | |
|---|---|---|---|---|
| Amoxicillin (AM, 10 µg) | 126 (70.00) | 54 (30.00) | 0.0000 | |
| Amoxicillin + Clavulanic acid (AMC, 20 µg) | 57 (31.67) | 123 (68.33) | 0.0000 | |
| Ticarcillin (TC, 75 µg) | 70 (38.89) | 110 (61.11) | 0.0035 | |
| Ticarcillin + Clavulanic acid (TCC, 75/10 µg) | 54 (30.00) | 126 (70.00) | 0.0000 | |
| Piperacillin (PRL, 30 µg) | 70 (38.89) | 110 (61.11) | 0.0035 | |
| Piperacillin + Tazobactam (PRL + TAZO, 30 µg) | 48 (26.67) | 132 (73.33) | 0.0000 | |
| Cefalexin (CL, 30 µg) | 45 (22.22) | 135 (77.78) | 0.0000 | |
| Cefoxitin (FOX, 30 µg) | 2 (1.11) | 178 (98.89) | 0.0000 | |
| Cefuroxime (CXM, 30 µg) | 17 (9.44) | 163 (90.56) | 0.0000 | |
| Ceftazidime (CAZ, 10 µg) | 17 (9.44) | 163 (90.56) | 0.0000 | |
| Cefotaxime (CFT, 5 µg) | 17 (9.44) | 163 (90.56) | 0.0000 | |
| Ceftriaxone (CTR, 30 µg) | 17 (9.44) | 163 (90.56) | 0.0000 | |
| Cefepime (FEP, 30 µg) | 17 (9.44) | 163 (90.56) | 0.0000 | |
| Aztreonam (ATM, 30 µg) | 17 (9.44) | 163 (90.56) | 0.0000 | |
| Imipenem (IPM, 10 µg) | 0 (0.00) | 180 (100.00) | 0.0000 | |
| Ertapenem (ETP, 10 µg) | 0 (0.00) | 180 (100.00) | 0.0000 | |
| Amikacin (AK, 30 µg) | 0 (0.00) | 180 (100.00) | 0.0000 | |
| Gentamicin (GEN, 10 µg) | 18 (10.00) | 162 (90.00) | 0.0000 | |
| Tobramycin (TOB, 10 µg) | 19 (10.56) | 161 (89.44) | 0.0000 | |
| Chloramphenicol (C, 30 µg) | 7 (3.89) | 173 (96.11) | 0.0000 | |
| Trimethoprim-sulfamethoxazole (SXT, 1.25/23.75 µg) | 24 (13.33) | 156 (86.67) | 0.0000 | |
| Ciprofloxacin (CIP, 5 µg) | 23 (12.78) | 157 (87.22) | 0.0000 | |
| Ofloxacin (OFX, 30 µg) | 24 (13.33) | 156 (86.67) | 0.0000 | |
| Pefloxacin (PEF, 5 µg) | 38 (21.11) | 142 (78.89) | 0.0000 | |
| Levofloxacin (LEV, 5 µg) | 24 (13.33) | 156 (86.67) | 0.0000 | |
| Fosfomycin (FF, 200 µg) | 2 (1.11) | 178 (98.89) | 0.0000 | |
| Nitrofurantoin (NI, 100 µg) | 0 (0.00) | 180 (100.00) | 0.0000 |