| Beta lactams | Patient category | p-value | |||
| Hospitalized patient | Out-patient | ||||
| Frequency | % | Frequency | % | ||
| Amoxicillin clavulanate | 123 | 95.3% | 87 | 90.6% | 0.263 |
| Piperacillin tazobactam | 52 | 40.3% | 36 | 37.5% | 0.679 |
| Cefalotin | 119 | 92.2% | 72 | 75% | 0.002 |
| Cefuroxime | 114 | 88.4% | 71 | 74% | 0.011 |
| Ceftazidime | 106 | 82.2% | 63 | 65.6% | 0.012 |
| Cefotaxime | 73 | 56.6% | 50 | 52.1% | 0.737 |
| Cefepime | 97 | 75.2% | 61 | 63.5% | 0.166 |
| Aztreonam | 4 | 3.1% | 5 | 5.2% | 0.393 |
| Imipenem | 9 | 7% | 14 | 14.6% | 0.115 |
| Meropenem | 8 | 6.2% | 16 | 16.7% | 0.042 |
| Sulphonamide |
|
|
|
|
|
| Sulfamethoxazole trimethoprim | 116 | 89.9% | 73 | 76% | 0.018 |
| Aminoglycosides |
| ||||
| Gentamicin | 90 | 69.8% | 49 | 51% | 0.005 |
| Amikacin | 21 | 16.3% | 12 | 12.5% | 0.707 |
| Tobramycin | 80 | 62% | 48 | 50% | 0.021 |
| Netilmicin | 58 | 45% | 28 | 20.2 | 0.008 |
| Quinolones |
|
|
|
|
|
| Ciprofloxacin | 59 | 45.7% | 31 | 32.3% | 0.124 |
| Norfloxacin | 52 | 40.3% | 26 | 27.1% | 0.085 |
| Levofloxacin | 49 | 38% | 27 | 28.1% | 0.193 |
| Ofloxacin | 59 | 45.7% | 31 | 32.3% | 0.07 |
| Gatifloxacin | 65 | 50.4% | 33 | 34.4% | 0.037 |
| Moxifloxacin | 65 | 50.4% | 35 | 36.5% | 0.092 |