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Annals of Intensive Care

Table 8 Predictors for 90-day hospital mortality in the derivation dataset and for 90-day ICU mortality in the whole dataset

From: Risk factors for and prediction of mortality in critically ill medical–surgical patients receiving heparin thromboprophylaxis

Predictors Hospital mortality (n = 1891)a ICU mortality (n = 3746)b
HR (95 % CI) p value HR (95 % CI) p value
BMI 0.93 (0.88–0.97) 0.003 0.98 (0.96–0.99) <0.001
Medical admission 1.67 (1.29–2.17) <0.001 1.39 (1.12–1.73) 0.003
Inotropes or vasopressors 1.36 (1.11–1.67) 0.003 –c –c
Acetylsalicylic acid or clopidogrel 1.27 (1.02–1.59) 0.035 –c –c
APACHE II score 0.97 (0.92–1.02) 0.241 1.04 (1.02–1.05) <0.001
APACHE II score*BMI 1.002 (1.000–1.004) 0.038 –c –c
Invasive mechanical ventilation –d –d 0.75 (0.58–0.97) 0.026
  1. aThere were 405 deaths for 90-day hospital mortality in derivation cohort
  2. bThere were 581 deaths for 90-day ICU mortality in the whole cohort
  3. cNot included in the model for ICU mortality
  4. dNot included in the model for hospital mortality
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