Table 4 Antimicrobial susceptibility test of ESBL–producing E. coli
Chiayi, n = 23 (%) | Tainan, n = 6 (%) | Pingtung, n = 25 (%) | Total, N = 54 (%) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Antibiotic discs used | Sa | Ib | Rc | S | I | R | S | I | R | S | I | R |
Ampicillin | 0 | 0 | 23 (100.0) | 0 | 0 | 6 (100.0) | 0 | 0 | 25 (100.0) | 0 | 0 | 54 (100.0) |
Amoxicillin/clavulanic acid | 3 (13.0) | 8 (34.8) | 12 (52.2) | 2 (33.3) | 1 (16.7) | 3 (50.0) | 6 (24.0) | 11 (44.0) | 8 (32.0) | 11 (20.4) | 20 (37.0) | 23 (42.6) |
Cephalothin | 0 | 0 | 23 (100.0) | 0 | 0 | 6 (100.0) | 0 | 0 | 25 (100.0) | 0 | 0 | 54 (100.0) |
Ceftiofur | 0 | 0 | 23 (100.0) | 0 | 0 | 6 (100.0) | 0 | 0 | 25 (100.0) | 0 | 0 | 54 (100.0) |
Amikacin | 15 (65.2) | 8 (34.8) | 0 | 5 (83.3) | 1 (16.7) | 0 | 11 (44.0) | 3 (12.0) | 11 (44.0) | 31 (57.4) | 12 (22.2) | 11 (20.4) |
Gentamicin | 12 (52.2) | 3 (13.0) | 8 (34.8) | 1 (16.7) | 0 | 5 (83.3) | 4 (16.0) | 0 | 21 (84.0) | 17 (31.5) | 3 (5.6) | 34 (62.9) |
Streptomycin | 0 | 1 (4.4) | 22 (95.6) | 0 | 0 | 6 (100.0) | 0 | 1 (4.0) | 24 (96.0) | 0 | 2 (3.7) | 52 (96.3) |
Doxycycline | 3 (13.0) | 10 (43.5) | 10 (43.5) | 2 (33.3) | 2 (33.3) | 2 (33.3) | 2 (8.0) | 9 (36.0) | 14 (56.0) | 7 (13.0) | 21 (38.9) | 26 (48.1) |
Tetracycline | 0 | 0 | 23 (100.0) | 0 | 0 | 6 (100.0) | 0 | 0 | 25 (100.0) | 0 | 0 | 54 (100.0) |
Nalidixic acid | 1 (4.4) | 0 | 22 (95.6) | 0 | 0 | 6 (100.0) | 2 (8.0) | 0 | 23 (92.0) | 3 (5.6) | 0 | 51 (94.4) |
Ciprofloxacin | 1 (4.4) | 0 | 22 (95.6) | 0 | 0 | 6 (100.0) | 3 (12.0) | 0 | 22 (88.0) | 4 (7.4) | 0 | 50 (92.6) |
Enrofloxacin | 0 | 0 | 23 (100.0) | 0 | 0 | 6 (100.0) | 0 | 0 | 25 (100.0) | 0 | 0 | 54 (100.0) |
Florfenicol | 0 | 1 (4.4) | 22 (95.6) | 0 | 0 | 6 (100.0) | 0 | 4 (16.0) | 21 (84.0) | 0 | 5 (9.3) | 49 (90.7) |
Co-trimoxazole | 6 (26.1) | 0 | 17 (73.9) | 0 | 0 | 6 (100.0) | 2 (8.0) | 0 | 23 (92.0) | 8 (14.8) | 0 | 46 (85.2) |