Table 3.
Resistance Patterns of Aquatic and Clinical in E. coli Isolates.
| Number of Antibiotics | Combination of Antibiotics* | Aquatic Isolates (n = 96) | Clinical Isolates (n = 88) | Total | E. coliO157 |
|---|---|---|---|---|---|
| (n = 184) | Isolates (n = 20) | ||||
| 2 | Amp, Cef | 59(61.50) | 8(9.1) | 67(36.4) | 12(60.0) |
| 2 | Amp, Cot | 13(13.5) | 4(4.5) | 17(9.2) | 2(10.0) |
| 2 | Amp, Tet | 63(65.6) | 39(44.3) | 102(55.4) | 13(65.0) |
| 2 | Cot, Tet | 10(10.4) | 5(5.7) | 15(8.2) | 2(65.0) |
| 3 | Amp,Tet, Chl | 5(5.2) | 2(2.3) | 7(3.8) | 1(0.0) |
| 3 | Amp, Cot, Nit | 9(9.4) | 3(3.4) | 12(6.5) | 1(5.0) |
| 3 | Amp, Tet, Cot | 9(9.4) | 4(4.5) | 13(7.1) | 1(5.0) |
| 3 | Amp, Tet, Nit | 58(60.4) | 22(25.0) | 80(43.5) | 9(45.0) |
| 4 | Amp, Tet, Nal, Nit | 50(52.1) | 21(23.4) | 71(38.6) | 9(45.0) |
| 5 | Amp, Tet, Cip, Nal, Nit | 8(8.3) | 5(5.7) | 13(7.1) | 1(5.0) |
| 6 | Amp, Tet, Cip, Cot, Nal, Nit | 6(6.3) | 3(3.4) | 9(4.9) | 1(5.0) |
| 7 | Amp, Tet, Cip, Cef, Cot, Nal, Nit | 2(2.1) | 1(1.1) | 3(1.6) | 1(5.0) |
| 8 | Amp, Tet, Cip,Cef, Cot,Chl, Nal, Nit | 1(1.0) | 0(0.0) | 1(0.5) | 0(0.0) |
| 9 | Amp, Tet, Cip,Cef, Cot,Chl, Gen, Nal, Nor | 1(1.0) | 0(0.0) | 1(0.5) | 0(0.0) |
Symbols: Amp, ampicillin; Cef, cefuroxime; Cot, cotrimoxazole; Tet, tetracycline; Chl, chloramphenicol; Nit, nitrofurantoin; Nal, nalidixic acid; Cip, ciprofloxacin; Gen, gentamicin; Nor, norfloxacin.