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The results of unconditional logistic multiple regression analysis about the risk factors of MDR-AB infection
| Risk factors | B (k) | SE (B) | Χ2 | P | OR | 95% CI |
|---|---|---|---|---|---|---|
| Mechanical ventilation | 1.37 | 0.48 | 8.03 | < 0.001 | 3.93 | 1.53–10.14 |
| Combined use of Antimicrobial agents | 1.41 | 0.49 | 8.35 | < 0.001 | 4.11 | 1.58–10.73 |
| Indwelling catheter | 1.42 | 0.58 | 5.97 | 0.02 | 4.15 | 1.33–13.00 |
