Prevalence and predictors of adverse events in older surgical patients: impact of the present on admission indicator.
Approach to Improving Safety
Setting of Care
Recent efforts to withhold payment for certain preventable adverse events have increased the importance of determining whether such conditions are present on admission to the hospital. This study found that, if the present-on-admission indicator was not used, the AHRQ Patient Safety Indicators overestimated the incidence of postoperative complications.