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Table

From: Predictors of mortality and prolonged mechanical ventilation in patients admitted to a medical-surgical intensive care unit

Variable Odds ratio 95% CI P
APACHE II >20 4.2 1.4-13 0.003
Heart rate >100 bpm 2.6 1.2-5.8 0.01
Age >65 years 2.3 1.0-5.8 0.04
FiO2 >0.50 2.2 1.0-4.5 0.04
Primary respiratory disorder 2.1 1.0-4.7 0.05
Inotropic use 2.0 0.9-4.4 0.08