Background: Increases in emergency department (ED) use are contributing to inefficient
health care spending and becoming a public health concern. Previous studies have …

Study objective Emergency department (ED) visits have continued to rise, and frequent ED
users account for up to 8% of all ED visits. Reducing visits by frequent ED users may be one …

Background Very frequent outpatient emergency department (ED) use—so called
“superutilization”—at the state level is not well-studied. To address this gap, we examined …

Objective To compare the characteristics of US adults by frequency of emergency
department (ED) utilisation, specifically the prevalence of chronic diseases and outpatient …

Objectives High users of emergency department (ED) services are often identified by
number of visits per year, with little exploration of the distribution/pattern of visits over time …

The recent growth in the use of emergency departments (EDs) is costly, undesirable, and
unnecessary. This trend is partly due to a growing proportion of persons who lack a usual …

Study Objectives A small number of individuals account for a disproportionate number of
emergency department (ED) visits. These frequent ED users have been defined variously in …

In efforts to decrease emergency department (ED) crowding and health care costs, frequent
users of ED services have been targeted for interventions to decrease their utilization …

Objective Heavy users of the emergency department (ED) are a heterogeneous population.
Few studies have captured the social and demographic complexity of patients with the …

Study Objectives The emergency department (ED) has become the locus of acute,
unscheduled care. ED use is often measured by policymakers and researchers seeking to …