Hazard ratio | 95% CI | P-value | |
---|---|---|---|
Continuos versus intermittent endotracheal tube cuff-pressure control system | 0.45 | 0.24-0.84 | 0.01 |
Endotracheal tube with versus without a lumen for subglottic secretion drainage | 0.29 | 0.15-0.56 | <0.001 |
APACHE-II score | 0.98 | 0.94-1.02 | 0.33 |
Paralytic agents | 0.95 | 0.45-2.02 | 0.90 |
Reintubation | 1.48 | 0.71-3.10 | 0.30 |
Enteral nutrition | 1.41 | 0.69-2.90 | 0.35 |