Table 3.
Multivariate Analysis of the Risk Factors for CRPA-BSI
| Factors | CRPA (n=34) | CSPA (n=164) | OR | 95% CI | p |
|---|---|---|---|---|---|
| Admission to blood culture time | 15 (6.25–24.25) | 11(2–19) | 1.022 | 0.991−1.055 | 0.17 |
| Leukopenia (<4.0×109/l) | 15(7.58) | 104(52.53) | 1.032 | 0.115−9.281 | 0.98 |
| Neutropenia (<1.8×109/l) | 15(7.58) | 104(52.53) | 0.609 | 0.069−5.368 | 0.66 |
| Cardiovascular diseases | 8(4.04) | 12(6.06) | 1.703 | 0.488−5.943 | 0.40 |
| Mechanical ventilation | 8(4.04) | 10(5.05) | 1.624 | 0.433−6.093 | 0.47 |
| Central venous catheter | 14(7.07) | 36(18.18) | 1.230 | 0.484−3.127 | 0.66 |
| Drainage tube | 11(5.56) | 21(10.61) | 2.575 | 0.845−7.845 | 0.10 |
| Exposure to carbapenems | 21(10.61) | 44(22.22) | 3.519 | 1.359−9.110 | 0.010 |
| Exposure to glycopeptides | 10(5.05) | 17(8.59) | 1.754 | 0.559−5.500 | 0.34 |
Notes: Data expressed as n(%) or median (IQR). Bold represents p<0.05.
Abbreviations: CRPA, carbapenem-resistant Pseudomonas aeruginosa; CSPA, carbapenem-sensitive Pseudomonas aeruginosa; OR, odds ratio; CI, confidence interval.