Table 3.
Antimicrobial resistance of Klebsiella pneumonia isolates to the tested antibiotics
| Resistance rate (%) | ||||
|---|---|---|---|---|
| Isolate/Antibiotics | 2008–2011 | 2012–2015 | Total | P for Trend Test |
| All Klebsiella pneumonia | ||||
| AMK | 40.91 | 36.11 | 37.93 | 0.605 |
| SAM | 97.14 | 85.14 | 88.99 | 0.061 |
| TZP | 75.00 | 58.11 | 64.75 | 0.056 |
| CTT | 60.61 | 54.79 | 56.60 | 0.576 |
| CAZ | 89.80 | 78.38 | 82.93 | 0.099 |
| FEP | 75.00 | 67.57 | 70.49 | 0.379 |
| IPM | 65.31 | 56.76 | 60.16 | 0.343 |
| CIP | 74.29 | 75.68 | 75.23 | 0.875 |
| ESBL+ | ||||
| AMK | 33.33 | 7.41 | 16.67 | 0.031 |
| SAM | 100.00 | 89.29 | 92.11 | 0.281 |
| TZP | 55.56 | 17.86 | 32.61 | 0.008 |
| CTT | 12.50 | 14.81 | 14.29 | 0.869 |
| CAZ | 94.44 | 71.43 | 80.43 | 0.055 |
| FEP | 83.33 | 53.57 | 65.22 | 0.039 |
| IPM | 38.89 | 14.29 | 23.91 | 0.056 |
| CIP | 50.00 | 71.43 | 65.79 | 0.220 |
| ESBL- | ||||
| AMK | 40.91 | 53.33 | 49.25 | 0.339 |
| SAM | 94.44 | 82.61 | 85.94 | 0.221 |
| TZP | 86.36 | 82.61 | 83.82 | 0.694 |
| CTT | 88.89 | 78.26 | 81.25 | 0.327 |
| CAZ | 82.61 | 82.61 | 82.61 | – |
| FEP | 72.73 | 76.09 | 75.00 | 0.765 |
| PM | 78.26 | 82.61 | 81.16 | 0.663 |
| CIP | 83.33 | 78.26 | 79.69 | 0.650 |
| Not all tested antibiotics are listed | ||||
AMK Amikacin, SAM Ampicillin/Sulbactam, CAZ Ceftazidime, FEP Cefepime, CTT Cefotetan, IPM Imipenem, TZP Piperacillin-Tazobactam, CIP Ciprofloxacin
Data in boldface reflected p values < 0.05