Characteristics | Total (n) | Univariate analysis | Â | Multivariate analysis | ||
---|---|---|---|---|---|---|
Hazard ratio (95% CI) | P value | Hazard ratio (95% CI) | P value | |||
Sex | 34 | 0.953 (0.407–2.231) | 0.912 |  |  |  |
Age | 45 | 1.002 (0.980–1.024) | 0.877 |  |  |  |
CRAB | 9 | 0.877 (0.349–2.206) | 0.780 |  |  |  |
Length of ICU stay prior to culture (d) | 45 | 0.970 (0.941–1.000) | 0.049 |  | 0.959 (0.930–0.990) | 0.009 |
Recent surgery (within 1 mo) | 22 | 0.371 (0.160–0.857) | 0.020 |  | 0.260 (0.105–0.646) | 0.004 |
Immunocompromised status | 24 | 0.786 (0.362–1.706) | 0.543 |  |  |  |
Endotracheal tube | 11 | 1.120 (0.443–2.832) | 0.811 |  |  |  |
Fiberoptic bronchoscopy | 24 | 0.614 (0.273–1.384) | 0.239 |  |  |  |
PITT | 45 | 1.132 (0.997–1.286) | 0.055 |  | 1.063 (0.949–1.191) | 0.292 |
SOFA | 45 | 1.074 (0.939–1.228) | 0.298 |  |  |  |
Invasive interventions (n > = 3 types) | 2 | 0.783 (0.104–5.862) | 0.811 |  |  |  |