Table 7.
Number and percentage of Aeromonas isolates resistant to the antibiotics and multiple antibiotic resistances (MAR) index of Aeromonas isolates.
| Antimicrobial Resistance Pattern | The Multiple Antibiotic Resistance (MAR) Index | ||||||
|---|---|---|---|---|---|---|---|
| Antibiotics | Number of Resistant Aeromonas Isolates (%) | Isolate Number | Antibiotic Resistance Profile * | MAR ** | Isolate Number | Antibiotic Resistance Profile * | MAR ** |
| Chloramphenicol (C) | 16 (80%) | 1 | C, CIP, TE, K, SXT, CN, AZM | 0.64 | 35 | C, TE, K, SXT, CN, AZM, IPM | 0.64 |
| Ciprofloxacin (CIP) | 14 (70%) | 2 | C, CIP, TE, CXT, K, SXT, CN, AZM, S | 0.82 | 36 | C, CIP, TE, K, SXT, AZM | 0.55 |
| Tetracycline (TE) | 13 (65%) | 12 | C, CIP, TE, K, SXT, AZM, S | 0.64 | 37 | CIP, TE, AM, K, SXT, CN | 0.55 |
| Amoxicillin (AM) | 4 (20%) | 13 | C, CIP, TE, CXT, K, SXT, CN, AZM, S | 0.82 | 39 | C, AM, CXT, K, SXT, CN, AZM | 0.64 |
| Cefotaxime (CXT) | 6 (30%) | 23 | C, CIP, TE, K, CN, AZM, S, IPM | 0.73 | 40 | C, SXT, CN, S | 0.36 |
| Kanamycin (K) | 16 (80%) | 25 | CIP, TE, K, SXT, CN, AZM | 0.55 | 43 | C, CIP, K, SXT | 0.36 |
| Trimethoprim/sulphamethoxazole (SXT) | 17 (75%) | 28 | C, CIP, TE, CXT, K, SXT, CN, AZM, S | 0.82 | 44 | C, CIP, AZM | 0.27 |
| Gentamycin (CN) | 14 (70%) | 29 | CIP, AM, CXT, K, SXT, CN, AZM, S | 0.73 | 45 | C, TE, K, SXT, AZM | 0.45 |
| Azithromycin (AZM) | 16 (80%) | 33 | C, CIP, CXT, K, SXT, CN, AZM, S | 0.73 | 48 | C, TE, SXT | 0.27 |
| Streptomycin (S) | 8 (40%) | 34 | C, CIP, TE, K, SXT, CN, AZM, S | 0.73 | |||
| Imipenem (IPM) | 2 (10%) | ||||||
* Chloramphenicol (C; 30 µg), Ciprofloxacin (CIP; 5 µg), Tetracycline (TE; 5 µg), Amoxicillin (AM; 25 µg), Cefotaxime (CXT; 30 µg), Kanamycin (K; 30 µg), Trimethoprim/sulphamethoxazole (SXT; 25 µg), Gentamycin (CN; 10 µg), Azithromycin (AZM; 15 µg), Streptomycin (S; 10 µg), Imipenem (IPM; 10 µg).** MAR= Multiple antibiotic resistance.