Key points are not available for this paper at this time.
Johns Hopkins University; Baltimore, MD (Pronovost) University of Pittsburgh; Pittsburgh, PA (Angus) Address requests for reprints to: Derek C. Angus, MD, MPH, Room 606B Scaife Hall, Critical Care Medicine, University of Pittsburgh, 200 Lothrop Street, Pittsburgh; PA 15213. Email: email protected.
Pronovost et al. (Tue,) studied this question.