Table 4.
Antimicrobial resistance profile of Klebsiella pneumoniae from patients with BSI to commonly used antibiotics.
| Klebsiella pneumoniae | 2015 | 2016 | 2017 | 2018 | 2019 | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Antibiotic | n. Assays | R % | n. Assays | R % | n. Assays | R % | n. Assays | R % | n. Assays | R % |
| Amoxicillin/A. Clav. | 67 | 77.6 | 60 | 76.7 | 53 | 79.2 | 62 | 82.3 | 116 | 94.8 |
| Cefotaxime | 67 | 85.1 | 65 | 73.8 | 63 | 87.3 | 91 | 81.3 | 92 | 92.4 |
| Ceftazidime | 67 | 79.1 | 65 | 73.8 | 63 | 85.7 | 91 | 84.6 | 93 | 92.5 |
| Ciprofloxacin | 67 | 86.6 | 65 | 73.8 | 63 | 85.7 | 91 | 76.9 | 93 | 89.2 |
| Colistin | 66 | 21.2 | 63 | 27.0 | 55 | 16.4 | 75 | 12.3 | 88 | 26.1 |
| Ertapenem | 59 | 62.7 | 65 | 64.6 | 63 | 77.8 | 91 | 54.9 | 93 | 65.6 |
| Fosfomycin | 67 | 22.4 | 60 | 28.3 | 53 | 20.7 | 63 | 14.3 | 68 | 38.2 |
| Meropenem | 67 | 64.2 | 65 | 64.6 | 63 | 74.6 | 91 | 54.9 | 93 | 65.6 |
| Piperacillin/Tazobactam | 67 | 79.1 | 65 | 70.8 | 63 | 82.5 | 91 | 81.3 | 93 | 79.6 |
| Trimethoprim/Sulf. | 67 | 77.6 | 65 | 69.2 | 63 | 88.9 | 91 | 70.3 | 93 | 58.1 |