The National Early Warning Score 2 (NEWS2) is a standardised clinical assessment tool designed to improve the identification and management of patients at risk of deterioration due to acute illness. It is widely used within the United Kingdom's healthcare system, including hospitals, primary care settings, and by ambulance services. The NEWS2 system utilises vital signs, such as heart rate, blood pressure, respiratory rate, oxygen saturation, temperature, and level of consciousness, to calculate a numerical score. This score helps healthcare workers to promptly recognise and respond to patients who are deteriorating or at risk of deterioration.
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