Changes in hospital mortality for United States intensive care unit admissions from 1988 to 2012

A decrease in disease-specific mortality over the last twenty years has been reported for patients admitted to United States (US) hospitals, but data for intensive care patients are lacking. The aim of this study was to describe changes in hospital mortality and case-mix using clinical data for patients admitted to multiple US ICUs over the last 24 years.We carried out a retrospective time series analysis of hospital mortality using clinical...