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The National Early Warning Score 2 (NEWS2) is the established track and trigger system to assess illness severity and risk of deterioration for patients in acute episodes of care in the UK. It is also increasingly used internationally. In this article, we outline established and recommended practice for initial and ongoing assessment. We also highlight where practice may not meet these standards, how the full context and assessment of the patient is paramount, and opportunities for more accurate assessment in the future.
Welch et al. (Tue,) studied this question.