Trends in Tracheostomy for Mechanically Ventilated Patients in the United States, 1993–2012

National trends in tracheostomy for mechanical ventilation (MV) patients are not well characterized.To investigate trends in tracheostomy use, timing, and outcomes in the United States.We calculated estimates of tracheostomy use and outcomes from the National Inpatient Sample from 1993 to 2012. We used hierarchical models to determine factors associated with tracheostomy use among MV patients.We identified 1,352,432 adults who received...