Table 3. Statistical analysis of the correlation between the presence of bla OXA -type genes and antibiotic resistance in Acinetobacter baumannii isolates .
| Gene | OXA23 | Fisher exact test | Exact sig.(two-sided) | OXA24 | Fisher exact test | Exact sig.(two-sided) | OXA58 | Fisher exact test | Exact sig.(two-sided) | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Antibiotic | Positive | Negative | Positive | Negative | Positive | Negative | |||||||
| Meropenem | R | 79% | 14% | 0.671 | 0.692 | 56% | 37% | 1.855 | 0.374 | 3% | 90% | 1.608 | 1 |
| I | 2% | 0 | 2% | 0% | 0% | 2% | |||||||
| S | 4% | 1% | 2% | 3% | 0% | 5% | |||||||
| Imipenem | R | 73% | 12% | 2.37 | 0.429 | 52% | 33% | 2.066 | 0.351 | 2% | 83% | 2.799 | 0.389 |
| I | 1% | 1% | 2% | 0% | 0% | 2% | |||||||
| S | 11% | 2% | 6% | 7% | 1% | 12% | |||||||
| Amikacin | R | 72% | 12% | 1.422 | 0.443 | 51% | 33% | 1.099 | 0.703 | 2% | 82% | 3.212 | 0.217 |
| I | 8% | 1% | 6% | 3% | 0% | 9% | |||||||
| S | 5% | 2% | 3% | 4% | 1% | 6% | |||||||
| Gentamicin | R | 74% | 13% | 2.33 | 0.324 | 54% | 23% | 3.58 | 0.116 | 3% | 84% | 1.29 | 1 |
| I | 1% | 1% | 2% | 0% | 0% | 2% | |||||||
| S | 10% | 1% | 4% | 7% | 1% | 11% | |||||||
| Ciprofloxacin | R | 81% | 14% | 1.37 | 0.549 | 57% | 38% | 1.75 | 0.580 | 3% | 92% | 2.374 | 1 |
| I | 1% | 0% | 0% | 1% | 0% | 1% | |||||||
| S | 4% | 1% | 3% | 1% | 0% | 4% | |||||||
| Doxycycline | R | 24% | 5% | 2.45 | 0.320 | 18% | 11% | 0.287 | 0.902 | 1% | 28% | 2.092 | 0.387 |
| I | 34% | 3% | 21% | 16% | 0% | 37% | |||||||
| S | 27% | 7% | 21% | 13% | 2% | 32% | |||||||
| Piperacillin | R | 83% | 15% | 1.117 | 1 | 59% | 39% | 2.033 | 0.642 | 3% | 95% | 3.541 | 1 |
| I | 1% | 0% | 1% | 0% | 0% | 1% | |||||||
| S | 1% | 0% | 0% | 1% | 0% | 1% | |||||||
| Tobramycin | R | 65% | 11% | 1.386 | 0.575 | 47% | 29% | 0.824 | 0.676 | 3% | 73% | 1.19 | 1 |
| I | 2% | 1% | 2% | 1% | 0% | 3% | |||||||
| S | 18% | 3% | 11% | 10% | 0% | 21% | |||||||
| Cefepime | R | 79% | 13% | 2.089 | 0.443 | 55% | 37% | 0.501 | 1 | 3% | 89% | 1.50 | 1 |
| I | 4% | 2% | 4% | 2% | 0% | 6% | |||||||
| S | 2% | 0% | 1% | 1% | 0% | 2% | |||||||
| Amp/sul | R | 30% | 3% | 2.94 | 0.243 | 21% | 12% | 1.20 | 0.561 | 0% | 33% | 3.098 | 0.155 |
| I | 20% | 2% | 11% | 11% | 2% | 20% | |||||||
| S | 25% | 10% | 28% | 17% | 1% | 44% | |||||||
Abbreviations: Amp/sul, ampicillin/sulbactam; I, intermediate; R, resistant; S, sensitive; sig., significance.