Table 4 Risk factors for the incidence of pneumonia-related A. baumannii bacteremia
Characteristics | Total (n) | Univariate analysis | Â | Multivariate analysis | ||
|---|---|---|---|---|---|---|
Odds Ratio (95% CI) | P value | Odds Ratio (95% CI) | P value | |||
Sex | 84 | 1.360 (0.584–3.165) | 0.476 |  |  |  |
Age | 117 | 1.002 (0.980–1.024) | 0.873 |  |  |  |
Survival time(d) | 117 | 1.035 (1.010–1.061) | 0.006 |  | 1.027 (0.987–1.069) | 0.186 |
CRAB | 48 | 0.212 (0.089–0.502) | < 0.001 |  | 2.442 (0.048–123.012) | 0.655 |
MDRAB | 45 | 0.165 (0.065–0.418) | < 0.001 |  | 0.255 (0.005–13.487) | 0.500 |
Length of hospital stay prior to culture (d) | 117 | 1.041 (1.006–1.077) | 0.023 |  | 0.982 (0.929–1.039) | 0.530 |
Length of ICU stay prior to culture (d) | 117 | 1.119 (1.057–1.186) | < 0.001 |  | 1.001 (0.924–1.084) | 0.982 |
Recent surgery (within 1 mo) | 69 | 0.509 (0.238–1.088) | 0.081 |  | 0.306 (0.098–0.962) | 0.043 |
Immunocompromised status | 44 | 2.914 (1.334–6.366) | 0.007 |  | 1.678 (0.577–4.880) | 0.342 |
Antibiotics used prior to culture (n > = 3 types) | 49 | 6.643 (2.907–15.179) | < 0.001 |  | 1.210 (0.368–3.982) | 0.754 |
Endotracheal tube | 57 | 0.183 (0.080–0.421) | < 0.001 |  | 1.241 (0.318–4.839) | 0.755 |
Fiberoptic bronchoscopy | 32 | 9.143 (3.572–23.400) | < 0.001 |  | 3.103 (0.903–10.660) | 0.072 |
PITT | 117 | 1.313 (1.158–1.489) | < 0.001 |  | 1.013 (0.728–1.408) | 0.940 |
SOFA | 117 | 1.265 (1.136–1.408) | < 0.001 |  | 1.009 (0.756–1.347) | 0.952 |
Invasive interventions (n > = 3 types) | 39 | 0.044 (0.010–0.195) | < 0.001 |  | 0.072 (0.008–0.671) | 0.021 |