13 October 2023: Clinical Research
Rising Drug Resistance Among Gram-Negative Pathogens in Bloodstream Infections: A Multicenter Study in Ulanhot, Inner Mongolia (2017–2021)
Yinxia Feng 1AE* , Zhijun Wang 1B* , Zelin Hao 2C , Jinlong Du 3D , Hui Jiang 1F*DOI: 10.12659/MSM.940686
Med Sci Monit 2023; 29:e940686
Table 4 Resistance rates of Enterococcus faecium to antibiotics.
| Anti-bacterial agent | 2017 (n=39) | 2018 (n=53) | 2019 (n=39) | 2020 (n=43) | 2021 (n=35) | χ2 | P value |
|---|---|---|---|---|---|---|---|
| Penicillin G | 92.3 | 84.9 | 92.3 | 95.3 | 100.0 | 7.11 | 0.108 |
| Ampicillin | 92.3 | 83.0 | 92.3 | 95.3 | 97.1 | 5.944 | 0.186 |
| High concentration gentamicin | 38.5 | 54.7 | 66.7 | 74.4 | 68.6 | 13.699 | 0.008 |
| high concentration streptomycin | 41.0 | 32.1 | 43.6 | 44.2 | 55.9 | 5.528 | 0.237 |
| Ciprofloxacin | 89.7 | 83.0 | 84.6 | 90.7 | 100.0 | 8.19 | 0.075 |
| Levofloxacin | 86.8 | 77.4 | 79.5 | 86.0 | 100.0 | 9.801 | 0.044 |
| Erythromycin | 93.5 | 93.0 | 91.7 | 85.0 | 88.9 | 1.676 | 0.806 |
| Nitrofurantoin | 50.0 | 40.0 | 54.5 | 41.7 | 65.4 | 7.095 | 0.131 |
| Linezolid | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | NA | NA |
| Vancomycin | 2.6 | 0.0 | 2.6 | 0.0 | 0.0 | 3.331 | 0.465 |
| Quinupristin/dalfopristin | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | NA | NA |
| Tetracycline | 61.5 | 45.3 | 53.8 | 62.8 | 80.0 | 11.31 | 0.023 |
| Tigecycline | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | NA | NA |
| Data are presented as percentage rate (%). | |||||||