References
A good idea badly implemented? Revised National Early Warning Score 2 in community settings
Abstract
ABSTRACT
The revised National Early Warning Score (NEWS2), a tool used to measure acute deterioration in hospital, has been introduced in acute NHS hospitals and ambulance services. Community nurses report that when they call 999 requesting an ambulance to take a person to hospital, they are asked to provide a NEWS score. They report that when the NEWS score is high, ambulance staff prioritise the call. The NEWS score is being introduced in the community by default. This article will outline how the NEWS score is calculated, its uses and limitations and asks if the NEWS score accurately measures acute deterioration in people living in the community and predicts the need for referral to accident and emergency services.
Early warning scores (EWSs) are forms of track-and-trigger scoring systems that have been used in acute healthcare settings for many years. A report published in 2007 raised concerns regarding the lack of standardisation of EWSs across the NHS (National Confidential Enquiry into Patient Outcome and Death (NCEPOD), 2007). This led to the development of the National Early Warning System (NEWS) (Royal College of Physicians (RCP), 2012).
NEWS is a standardised tool that can be interpreted consistently by clinicians. Its use was recommended in acute settings across the NHS. NEWS uses six physiological measurements: respiratory rate, oxygen saturation, temperature, systolic blood pressure, heart rate and level of consciousness. Each scores 0–3, and individual scores are added together for an overall score. An additional 2 points are added if the patient is receiving oxygen therapy. The total possible score ranges from 0 to 20. The higher the score, the greater is the clinical risk for the patient. Higher scores indicate the need for escalation, medical review and possible clinical intervention, as well as more intensive monitoring (RCP, 2012).
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