Research Article

Extended-Spectrum β-Lactamases among Enterobacteriaceae Isolated from Urinary Tract Infections in Gaza Strip, Palestine

Table 1

Comparison of antibiotics resistance in 30 ESBL and 55 non-ESBL Enterobacteriaceae.

AntibioticsResistance in ESBL-producing isolates (%)Resistance in non-ESBLs-producing isolates (%) value

Cefotaxime30 (100%)6 (11%)0.000
Ceftazidime15 (50%)4 (7.3%)0.000
Gentamicin10 (33.3%)3 (5.5%)0.001
Ampicillin30 (100%)32 (58.2%)0.000
Imipenem6 (20.0%)7 (12.7%)0.278
Nalidixic acid20 (66.7%)7 (12.7%)0.000
Sulfamethoxazole/trimethoprim23 (76.7%)18 (32.7%)0.000
Tobramycin15 (50.0%)5 (9.1%)0.000
Ciprofloxacin20 (66.7%)5 (9.1%)0.000
Kanamycin18 (60.0%)9 (16.4%)0.000
Tetracycline18 (60.0%)2 (3.6%)0.000
Cefoxitin10 (33.3%)1 (1.8%)0.000
Amikacin10 (33.3%)3 (5.5%)0.001
Amoxicillin-clavulanic acid10 (33.3%)3 (5.5%)0.001
Chloramphenicol12 (40.0%)7 (12.7%)0.012