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 Feng1AE, Zhijun Wang1B, Zelin Hao2C, Jinlong Du3D, Hui Jiang1F*DOI: 10.12659/MSM.940686
Med Sci Monit 2023; 29:e940686
Table 3 Resistance rates of MRSA, MSSA, MRCNS, and MSCNS against antibacterial drugs.
| Anti-bacterial agent | MRSA (n=34) | MSSA (n=159) | MRCNS (n=314) | MSCNS (n=146) | χ2 | P value |
|---|---|---|---|---|---|---|
| Penicillin G | 100.00 | 80.87 | 100.00 | 86.25 | 61.78 | <0.001 |
| Erythromycin | 83.57 | 65.83 | 90.75 | 73.34 | 43.067 | <0.001 |
| Clindamycin | 79.26 | 56.24 | 72.78 | 60.32 | 17.549 | <0.001 |
| Levofloxacin | 60.54 | 22.35 | 64.32 | 45.37 | 61.031 | <0.001 |
| Ciprofloxacin | 60.54 | 22.35 | 61.61 | 48.75 | 45.369 | <0.001 |
| Moxifloxacin | 53.67 | 20.17 | 34.85 | 18.86 | 22.507 | <0.001 |
| Tetracycline | 48.56 | 13.56 | 31.28 | 16.25 | 28.236 | <0.001 |
| Compound sulfamethoxazole | 41.52 | 26.78 | 64.55 | 45.71 | 44.94 | <0.001 |
| Gentamicin | 34.98 | 13.58 | 15.79 | 4.92 | 9.354 | 0.002 |
| Quinuputin/dafoptin | 28.65 | 13.86 | 17.85 | 11.73 | 4.598 | 0.032 |
| Rifampicin | 17.52 | 3.24 | 9.46 | 5.52 | 8.664 | 0.003 |
| Vancomycin | 0.00 | 0.00 | 0.00 | 0.00 | NA | NA |
| Linezolid | 0.00 | 0.00 | 0.00 | 0.00 | NA | NA |
| Tigecycline | 0.00 | 0.00 | 0.00 | 0.00 | NA | NA |
| MRSA – methicillin-resistant ; MSSA – methicillin-sensitive ; MRCNS – methicillin-resistant coagulase-negative staphylococci; MSCNS – methicillin-sensitive coagulase-negative staphylococci. | ||||||