Subgroups of people who make frequent emergency department visits in Ontario and Alberta: a retrospective cohort study.

ABSTRACT:

Background

The population that visits emergency departments frequently is heterogeneous and at high risk for mortality. This study aimed to characterize these patients in Ontario and Alberta, compare them with controls who do not visit emergency departments frequently, and identify subgroups.

Methods

This was a retrospective cohort study that captured patients in Ontario or Alberta from fiscal years 2011/12 to 2015/16 in the Dynamic Cohort from the Canadian Institute for Health Information, which defined people with frequent visits to the emergency department in the top 10% of annual visits and randomly selected controls from the bottom 90%. We included patients 18 years of age or older and linked to emergency department, hospitalization, continuing care, home care and menta

SUBMITTER: Moe J 

PROVIDER: S-EPMC8929427 | biostudies-literature | 2022 Jan-Mar

REPOSITORIES: biostudies-literature