Table 3 Antimicrobial susceptibility testing results by Kirby–Bauer disc diffusion method
Antimicrobial agent | Family | Disc code | CPD (μg) | P. aeruginosa | |||||
|---|---|---|---|---|---|---|---|---|---|
Resistant | Intermediate | Sensitive | |||||||
No. | % | No. | % | No. | % | ||||
Penicillin | β-lactams | P | 10 | 55 | 100 | 0 | 0.00 | 0 | 0.00 |
Amoxicillin | AX | 10 | 55 | 100 | 0 | 0.00 | 0 | 0.00 | |
Amoxicillin-clavulanic | Penicillin-like, beta lactamase inhibitor | AMC | 30 | 44 | 80 | 11 | 20 | 0 | 0.00 |
Imipenem | Carbapenems | IPM | 10 | 0 | 0.00 | 12 | 21.8 | 43 | 78.2 |
Meropenem | MEM | 10 | 0 | 0.00 | 0 | 0.00 | 55 | 100 | |
Ceftriaxone | Cephalosporin | CRO | 30 | 55 | 100 | 0 | 0.00 | 0 | 0.00 |
Cefuroxime | CXM | 30 | 32 | 58.2 | 13 | 23.6 | 10 | 18.2 | |
Cefotaxime | CTX | 30 | 7 | 12.7 | 45 | 81.8 | 3 | 5.5 | |
Ceftazidime | CAZ | 30 | 55 | 100 | 0 | 0.00 | 0 | 0.00 | |
Gentamicin | Aminoglycoside | CN | 10 | 20 | 36.4 | 9 | 16.4 | 26 | 47.3 |
Streptomycin | S | 10 | 55 | 100 | 0 | 0.00 | 0 | 0.00 | |
Amikacin | AK | 30 | 17 | 30.9 | 20 | 36.4 | 18 | 32.7 | |
Kanamycin | K | 30 | 35 | 63.6 | 14 | 25.5 | 6 | 10.9 | |
Apramycin | APR | 15 | 20 | 36.4 | 29 | 52.7 | 6 | 10.9 | |
Colistin sulphate | Polypeptides | CT | 10 | 18 | 32.7 | 0 | 0.00 | 37 | 67.3 |
Erythromycin | Macrolides | E | 15 | 55 | 100 | 0 | 0.00 | 0 | 0.00 |
Spectinomycin | Aminocyclitol | SPT | 100 | 55 | 100 | 0 | 0.00 | 0 | 0.00 |
Ciprofloxacin | Fluoroquinolone | CIP | 5 | 5 | 9 | 21 | 38.2 | 29 | 52.7 |
Doxycycline | Tetracycline | DO | 30 | 55 | 100 | 0 | 0.00 | 0 | 0.00 |