Figure 1.

Duration of mechanical ventilation: continuous intravenous sedation versus interrupted/no intravenous sedation. Shown are Kaplan-Meier curves for patients receiving continuous intravenous sedation (CIVS) and patients not receiving continuous intravenous sedation. Reprinted with permission from Chest 1998, 114:541–548. © American College of Chest Physicians.

Schweickert and Kress Critical Care 2008 12(Suppl 3):S6   doi:10.1186/cc6151