Table 3.
Antimicrobial Susceptibility of E. coli Clinical Isolates
| Antimicrobial Agent | Resistant n (%) | Intermediate n (%) | Susceptible n (%) |
|---|---|---|---|
| Sulfonamide | 95 (97.94) | — | 2 (2.06) |
| Ampicillin | 92 (94.85) | 0(0) | 5 (5.15) |
| Ticarcillin | 88 (90.72) | 2 (2.06) | 7 (7.23) |
| Nalidixic acid | 88 (90.72) | — | 9 (9.28) |
| Tetracycline | 79 (81.44) | 1 (1.03) | 17 (17.53) |
| Doxycycline | 73 (78.49) | 4 (4.12) | 20 (20.62) |
| Ciprofloxacin | 68 (70.10) | 2 (2.06) | 27 (27.84) |
| Ofloxacin | 66 (68.04) | 2 (2.06) | 29 (29.90) |
| Cefotaxime | 66 (68.04) | 4 (4.12) | 37 (38.14) |
| Levofloxacin | 59 (60.82) | 10 (10.31) | 28 (28.87) |
| Piperacillin | 58 (59.79) | 19 (19.59) | 20 (20.62) |
| Cefoperazone | 51 (52.58) | 18 (18.55) | 28 (28.87) |
| Gentamicin | 51 (52.58) | 4 (4.12) | 42 (43.30) |
| Kanamycin | 39 (40.21) | 1 (1.03) | 57 (58.76) |
| Tobramycin | 39 (40.21) | 17 (17.53) | 41 (42.26) |
| Chloramphenicol | 33 (34.02) | 1 (1.03) | 63 (64.95) |
| Minocycline | 33 (34.02) | 13 (13.40) | 51 (52.58) |
| Aztreonam | 28 (28.87) | 4 (4.12) | 65 (67.01) |
| Ceftazidime | 21 (21.65) | 11 (11.34) | 65 (67.01) |
| Cefoxitin | 17 (17.53) | 8 (8.25) | 72 (74.22) |
| Amikacin | 8 (8.25) | 3 (3.09) | 86 (88.66) |
| Ertapenem | 3 (3.09) | 4 (4.12) | 90 (92.79) |
| Meropenem | 0(0) | 0(0) | 97 (100) |
| Imipenem | 0(0) | 0(0) | 97 (100) |