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Early warning scores: a health warning
Kirsty Challen1, Damian Roland2,3
1Emergency Department, Lancashire Teaching Hospitals NHS Trust, Royal Preston Hospital, Preston, UK.
Emergency Medicine Journal : EMJ
|January 6, 2016
Summary
Early warning scores (EWS) are increasingly used in UK emergency departments (EDs) for both adults and children. While appealing, their implementation requires careful consideration of potential unintended consequences and balancing measures.
Area of Science:
- Clinical assessment tools
- Patient safety in emergency care
Background:
- Early warning scores (EWS) are widely adopted in UK adult emergency departments (EDs).
- Their application is expanding into paediatric emergency care settings.
- EWS possess face validity, contributing to their clinical and managerial appeal.
Purpose of the Study:
- To review the development and implementation of EWS in the ED.
- To evaluate the evidence supporting the usefulness of EWS.
- To identify limitations and areas for future research regarding EWS.
Main Methods:
- Literature review of EWS development and application.
- Analysis of existing evidence on EWS effectiveness.
- Discussion of limitations and future research directions.
Main Results:
- EWS are prevalent in UK adult EDs and growing in paediatric settings.
- The appeal of EWS stems from their apparent validity.
- Mitigation of unintended consequences and balancing measures are crucial.
Conclusions:
- EWS are a significant innovation in emergency care.
- Careful implementation is necessary to maximize benefits and minimize risks.
- Further research is needed to refine EWS utility and address limitations.
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