| Univariate analysis | Multivariate analysis | ||||
---|---|---|---|---|---|---|
Variable | SHR | 95% CI | p | SHR | 95% CI | p |
Age | 0.968 | 0.959–0.978 | < 0.001 | 0.979 | 0.966–0.992 | 0.002 |
Sex (M) | 0.716 | 0.491–1.044 | 0.083 | – |  |  |
BMI | 0.999 | 0.974–1.024 | 0.922 | – |  |  |
SOFA score at ICU admission | 0.836 | 0.788–0.887 | < 0.001 | 0.867 | 0.792–0.949 | 0.002 |
SAPS II score | 0.973 | 0.959–0.987 | < 0.001 | – |  |  |
Hypertension | 0.648 | 0.498–0.843 | 0.001 | – |  |  |
Chronic ischemic heart disease | 0.760 | 0.473–1.221 | 0.257 | – |  |  |
COPD (oxygen therapy/CPAP) | 0.982 | 0.219–4.407 | 0.981 | – |  |  |
Chronic kidney disease (CKD) | 0.692 | 0.303–1.582 | 0.383 | – |  |  |
CKD –dialisys | 0.532 | 0.061–4.640 | 0.568 | – |  |  |
Diabetes | 0.703 | 0.459–1.078 | 0.106 | – |  |  |
Chronic liver disease (MELD > 10) | 0.853 | 0.224–3.239 | 0.815 | – |  |  |
Renal replacement therapy during ICU stay | 0.274 | 0.142–0.531 | < 0.001 | 0.381 | 0.220–0.660 | 0.001 |
Early onset VAP | 0.844 | 0.600–1.188 | 0.331 | – |  |  |
Late-onset VAP | 0.357 | 0.251–0.510 | < 0.001 | 0.283 | 0.197–0.407 | < 0.001 |
Lowest PaO2/FiO2 within 5 daysa | 1.729 | 1.312–2.280 | < 0.001 | 1.631 | 1.316–2.023 | < 0.001 |
CRS < 40 mL/cmH2O within 5 days | 0.538 | 0.350–0.826 | 0.005 | 0.488 | 0.317–0.752 | 0.001 |
Cardiovascular complications | 0.253 | 0.175–0.367 | < 0.001 | 0.277 | 0.181–0.423 | < 0.001 |
Neurologic complications | 0.550 | 0.236–1.283 | 0.167 | 0.469 | 0.207–1.061 | 0.069 |
Gastrointestinal complications | 0.578 | 0.374–0.894 | 0.014 | – |  |  |
Extrapulmonary infections | 0.533 | 0.326–0.872 | 0.012 | – |  |  |