Journal article

The impact of mental illness on potentially preventable hospitalisations: a population-based cohort study

Qun Mai, C D'Arcy J Holman, Frank M Sanfilippo, Jonathan D Emery

BMC PSYCHIATRY | BIOMED CENTRAL LTD | Published : 2011

Abstract

BACKGROUND: Emerging evidence indicates an association between mental illness and poor quality of physical health care. To test this, we compared mental health clients (MHCs) with non-MHCs on potentially preventable hospitalisations (PPHs) as an indicator of the quality of primary care received. METHODS: Population-based retrospective cohort study of 139,208 MHCs and 294,180 matched non-MHCs in Western Australia from 1990 to 2006, using linked data from electoral roll registrations, mental health registry (MHR) records, hospital inpatient discharges and deaths. We used the electoral roll data as the sampling frame for both cohorts to enhance internal validity of the study, and the MHR to sep..

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University of Melbourne Researchers

Grants

Funding Acknowledgements

We thank both the federal and Western Australian Departments of Health, and Medicare Australia, for providing the datasets for analysis. We also thank the Data Linkage Branch at the Western Australian Department of Health for selecting study cohorts, linking and extracting associated linked records. This study was supported by a National Health and Medical Research Council (NHMRC) grant on chronic disease management in primary care (support obtained by CDJH).