This essay aims to critically analyse the creation and effect of the National Early Warning Score (NEWS) and its improved version, NEWS2, in nursing practice, with a focus on the NHS in Scotland. Like air traffic control systems, the Royal College of Physicians created the National Early Warning Score (NEWS) to standardise communication and reduce the risk of clinical deterioration in adult patients (RCP, 2017). This was done by building global communication. NEWS was unveiled during a press conference on July 27, 2012, marking a significant advance in patient safety and outcomes. (Kolic et al., 2015) The NEWS scoring system was designed to elicit appropriate time and responder reactions to help doctors make continuing treatment choices. These considerations include whether care escalation was needed, the degree of continuous care, and the right atmosphere (RCP, 2017). The NEWS scoring system included temperature, respiration rate, oxygen saturation, systolic blood pressure, pulse rate, alertness or disorientation, and temperature. The NEWS chart guided users through measuring and recording physiological parameter scores (Kolic et al., 2015). Then, the data were summed, and a binary score of two was assigned for oxygen consumption. This determined the NEWS’ score. Because of this, the score could be tracked over time, making changes obvious.
The necessity for uniformity across healthcare facilities drove NEWS2. NHS England and NHS Improvement approved NEWS2 Version 2 for acute and ambulance use in December 2017. NEWS2 was not just a technological upgrade but a strategic move to ensure that the early warning system for critically ill patients, including sepsis patients, was used throughout the NHS. The standardising of NEWS2 has reduced patient safety concerns from trust and hospital practice variances.
Several drivers deeply rooted in modern healthcare dynamics caused this massive transformation. Detecting signs early is challenging, made worse by the increasing number of individuals requiring medical treatment (Pimentel et al., 2019). NHS Scotland changed its patient assessment process to improve accuracy in recognising deteriorating circumstances and exceed current standards. This paper examines this alteration, focusing on the deliberate relationships and factors that lead to NEWS2.
The understanding that the ever-changing healthcare system needed a tool to identify minor patient deterioration indicators drove transformation. According to Downey et al. (2017), a flexible instrument that could adapt to changing patient circumstances was needed to increase patient assessment responsiveness and accuracy. The evidence-based practice became a core assumption. Pimentel et al.’s (2019) study shows that patient evaluation tools must incorporate the most compelling and latest research to deliver evidence-based patient treatment. The switch from NEWS to NEWS2 was a deliberate response to the healthcare industry’s ever-changing needs and challenges.
NEWS2 is increasingly used in acute care because it allows rapid and effective treatment. NEWS2 is used by 100% of ambulances and 76% of acute trusts (NHS, 2021). This leads to widespread NHS use of the software in England. The resource bundle to safely implement NEWS2 in NHS England has dramatically helped. The NEWS2 Independent Advisory Group has concluded that NEWS2’s components do not need to be adjusted; instead, they focus on its use in digital health systems and artificial intelligence’s role in alerting physicians to deterioration (RCP, 2017). This article will critically analyse the evolution of the National Early Warning Score (NEWS) and its successor, NEWS2, in clinical practice, especially in Scotland’s NHS. This article examines Scotland’s NHS history, focusing on transitioning from the National Early Warning Score (NEWS) to NEWS 2. The most crucial part of this transformation is showing how medical care frameworks may be changed to suit patients’ evolving needs.
The Royal College of Physicians (2017) states that the National Early Warning Score (NEWS) is a standardised instrument to identify clinical deterioration needing early intervention to avoid adverse outcomes. Before NEWS, patient assessment was sometimes disorganised. It depended on professional judgement and the patient’s symptom recollection, which might lead to disparities and missed early intervention opportunities (Zaidi, Bader-El-Cave, and McNicholas, 2019). NEWS improved patient assessment. The NEWS rating system was created to evaluate patient deterioration objectively and methodically. The expansion of medical services and the complexity of patient situations made the NEWS technique unsuitable, prompting a desire for a more comprehensive scoring system.
Nurses in Scotland faced several challenges while implementing the National Early Warning Score (NEWS). The implementation procedure used a multi-pronged approach to ensure a smooth transition and effective use of the new scoring system. The biggest obstacles were staff intolerance to change, a need to understand NEWS logic, and confusion about switching to electronic recording equipment (Downey et al., 2017). The nursing team was educated on NEWS principles and applications via rigorous training and education sessions to address these issues. Participants took hands-on practical sessions, online courses, and interactive workshops to learn how to use the scoring system and electronic recording platforms (Pimentel et al., 2019). Ongoing support and guidance were provided to address staff concerns and promote seamless NEWS implementation in clinical practice.
Stakeholder engagement was crucial to securing support for the implementation method (Williams, 2022). Under Downey et al. (2017), open communication channels were created to solicit input, answer questions, and ease nursing staff concerns. A collaborative approach, strong change management, and leadership commitment were needed to overcome objections and implement NEWS throughout NHS Scotland.
The NEWS2 was improved to enhance patient deterioration assessment. This was achieved by adding clinically relevant parameters (Grant, 2018). This improved method reviewed patient circumstances more accurately and thoroughly to improve the ability to predict outcomes, including mortality, cardiac arrest, and intensive care unit admission. Previous practice focused on clinical judgement and patient symptom recall. This may cause disparities and missed early intervention (Grant & Crimmons, 2018). NEWS and NEWS2 have made the practice more trustworthy. NEWS and NEWS2 have improved patient assessment standardisation and objectivity, resulting in more consistent and quicker responses to patient deterioration.
Evidence-based practice was the main reason for switching from NEWS to NEWS 2. Due to its limitations in particular patient populations, the original NEWS was critically reevaluated (Downey et al., 2017). It became evident that a scoring system that could better predict worsening across several patient features was needed (Williams, 2022). This understanding was part of a more significant commitment to evidence-based decision-making and patient safety improvement.
The National Early Warning Score (NEWS), offering medical personnel a standardised approach, has played a pivotal role in identifying deteriorating patients. However, a comprehensive evaluation acknowledges both the merits and demerits, prompting the development of NEWS2. The National Early Warning Score (NEWS) within NHS Scotland has brought significant strengths to the forefront of patient care. According to Downey et al. (2017), its primary strength lies in its simplicity and ease of application, providing a standardised method for assessing and communicating the severity of a patient’s condition. In urgent situations, NEWS condenses complex physiological data into a numerical score, facilitating rapid decision-making.
Furthermore, the deliberate approach of the instrument has fostered consistency among medical staff, ensuring uniformity across diverse healthcare settings (Holland and Kemmett, 2023). Standardised communication has facilitated multidisciplinary collaboration, enabling prompt and well-coordinated responses to patients experiencing deterioration. Lastly, as noted by Zaidi, Bader-El-Cave, and McNicholas (2019), NEWS has proven to be a valuable tool in the early detection of at-risk patients due to its straightforward design and effectiveness in translating clinical data into actionable information.
The second reason for reform was patient safety. Pimentel et al. (2019) call patient deterioration dynamic. Healthcare systems must innovate to reduce unfavourable consequences. Recent discoveries have informed NEWS 2, which provides a more nuanced and accurate risk assessment of patients (Gerry et al., 2020). This phenomenon is consistent with healthcare’s core principles of adapting and improving with new knowledge (Grant, 2018). According to Gerry et al.’s 2020 study, NEWS 2 was a deliberate response to identified issues and a commitment to provide the most excellent treatment. Assessment tools must be updated with the latest findings to safeguard individuals because healthcare changes constantly.
A robust evidence base underpinned NHS Scotland’s move from the National Early Warning Score (NEWS) to NEWS 2 as patient deterioration assessment expertise grew. Research has illuminated the pros and cons of NEWS 1 and thrown light on NEWS 2 development. Mann et al. (2021) reviewed the NEWS literature extensively. NEWS was assessed for its ability to predict clinical worsening and patient outcomes. According to the study, NEWS has limited sensitivity, particularly in elderly and chronically ill patients (Mann et al., 2021). This was despite NEWS’s usefulness in recognising worsening patients, which suggests that NEWS was effective but may be improved to improve predicting accuracy.
Similarly, Wood, Chapter, and Carr (2019) examined the factors that affect clinical NEWS usage. The study revealed many challenges, including discrepancies in NEWS implementation across healthcare settings, score interpretation problems, and staff resistance to adapt. These findings showed that standardised methodologies and significant training are needed to ensure accurate and consistent NEWS deployment. However, Martin-Rodriguez and colleagues (2020) examined the growing evidence of NEWS 2. The study explored scoring criteria changes. This involved changing physiological thresholds and adding age-specific parameters. NEWS 2 had greater sensitivity and specificity than the original, making it a better tool for predicting clinical deterioration.
Standardised for early deterioration detection, the original NEWS methodically evaluated patients (NICE 2020). This was done using NEWS. It was simple and easy to use, making it accessible to medical experts in many settings. Downey et al. (2017) noted that the initial NEWS study had sensitivity issues, notably in elderly and chronically ill patients. Scoring could have been more consistent, which hindered its clinical utility.
After studies revealed the necessity, NEWS 2 was created to improve patient deterioration evaluation techniques. According to research, the original NEWS had sensitivity issues, particularly with specific patient groups. Candel et al. (2023) found that age-specific grading criteria might increase the tool’s anticipated accuracy. NEWS 2 was developed using much information to improve patient outcomes via evidence-based practice guidelines. Pankhurst et al.’s 2020 study found that NEWS 2 scoring criteria were modified to improve sensitivity and specificity. Physiological thresholds, including oxygen saturation and respiratory rate, were adjusted to predict deterioration. Incorporating age-specific factors also allowed the original NEWS to be applied to other patient groups. These adjustments were based on new data showing the need for a more accurate monitoring tool to predict clinical worsening.
The scoring criteria were changed to switch from the first to the second edition of the National Early Warning Score (NEWS) in NHS Scotland. These changes addressed the initial instrument’s restrictions (NHS Scotland, 2021). Grant (2018) states that these changes were made to improve sensitivity and specificity to assess the patient’s deterioration better. NEWS 2’s concentration on physiological signs is one of its most significant enhancements. NEWS 2 changes oxygen saturation and respiratory rate score values to reflect their importance in early patient deteriorating diagnosis (Martin-Rodriguez et al., 2019). A more detailed understanding of the impact of modest changes in these characteristics allows doctors to detect early signs of deterioration more accurately.
By integrating age-specific criteria, NEWS 2 overcomes a significant flaw in the first issue. This change improves the tool’s accuracy and usefulness for several patient groups (Shamout, 2023). This adjustment accounts for age-related physiological differences. NEWS 2 is a more thorough and adaptable patient deterioration assessment method for NHS Scotland’s evolving healthcare environment (NHS Inform, 2022). Customising scoring criteria to meet the needs of various patient populations achieves this. These changes strengthen NEWS 2 and make it more complicated and responsive, which aligns with the commitment to evidence-based therapy and patient care improvement.
Clinical standards and practices are affected by this policy change. NEWS 2 requires revising guidelines to integrate the improved rating methodology and criteria (Malik, 2019). To familiarise themselves with the upgraded tool, nurses, physicians, and other personnel get training (Malik, 2019). This training accounts for modest score changes, age-specific characteristics, and the growing emphasis on physiological signals.
NEWS 2 may be easily integrated into clinical practice by modifying clinical processes. As part of the clinical process, the technology helps doctors identify failing patients and take action (Martin-Rodriguez et al., 2020). According to RCP (2017), the policy change ensures that NEWS 2 is a tool and a vital part of patient care policies and operational procedures. Moving to NEWS 2 also changes how healthcare staff evaluate patient deterioration culturally. According to Williams (2022), it promotes continual evolution and data-driven adaptability. The policy change reminds medical professionals that patient care is a science that requires constant research and technique changes. This cultural transformation aligns with the Scottish Intercollegiate Guidelines Network (SIGN) and Health Improvement Scotland, which promote patient-centred, evidence-based care (Health Improvement Scotland, 2023).
Lanarkshire Health Board’s electronic implementation of NEWS 2 has significantly affected clinical practice. The switch from manual to electronic documentation has made healthcare specialists available in real-time, making judgements faster and reducing the chance of delays (Alhmoud, 2022). Real-time data are crucial in emergency care, as rapid action may improve patient outcomes. However, electronic recording has been challenging (Holland and Kemmett, 2023). Technology issues may slow recording and lead to erroneous patient data (Nursing Times, 2021). Invest in a robust IT infrastructure to mitigate these risks and implement thorough system inspections and maintenance.
To properly integrate NEWS 2 electronically, the workers must be trained. Research shows that training is necessary for effective implementation—training before, during, and after implementation is advised (Malik, 2019). According to Pimentel et al. (2019), training should focus on modifying nurses’ attitudes and behaviours towards the information system, keyboard input, and workflow redesign. There are several pros and cons to nurses using a digital recording system. Digital technologies improve productivity, reduce human error, and make real-time data retrieval simpler, which may improve patient care (Nursing Times, 2021). However, technical support, training time, and the risk of medical errors due to a lack of end-user training must be addressed.
Digital recording systems may increase patient engagement in implementation by making the documentation process more transparent and accessible to patients. These systems may enhance patient-centred care by allowing patients to engage in their treatment and access their health information, according to Alhussaini et al. (2021). Most agree that electronic NEWS has improved patient care and outcomes. These enhancements reduce adverse events and improve patient safety. Inada-Kim (2022) and Dutton (2020) say fewer critical care episodes generally measure these benefits. These include cardiac arrest and ICU transfers. The electronic deployment of NEWS 2 by the Lanarkshire Health Board indicates excellent clinical practice. Electronic recording’s real-time accessibility improves patient deterioration assessment, which speeds up therapy (Alhmoud, 2022). However, technology and staff training issues highlight the need for proper planning and ongoing support to integrate electronic recording into healthcare professionals’ workflows (Holland and Kemmett, 2023). As the digital healthcare sector evolves, these challenges must be solved to fulfil the potential of electronic patient data management fully.
The critical discourse in this article highlighted the substantial clinical practice changes caused by NEWS2. The switch from manual to computerised recordkeeping gives doctors real-time patient data. This allows them to make choices quickly and reduces therapy delays. This has simplified the documentation process and created a culture in healthcare institutions that values continuous improvement and new results.
However, switching to electronic recording has caused issues. There are other concerns, including technical issues and staff training. Despite these problems, digital recording techniques like NEWS2 have been praised in studies. The system’s ability to improve efficiency, reduce human error, and improve real-time data availability has improved patient care results. Patient satisfaction may be significantly improved by using NEWS2 with patients. These technologies may increase documentation transparency and patient participation in treatment, supporting a more collaborative approach to patient care. Because of this, patient-centered care may enhance results.
NEWS2 and switching to electronic recording systems have improved patient care and treatment outcomes. These advancements are often assessed by reducing critical care occurrences like cardiac arrests and ICU transfers. The real-time accessibility of electronic recording has helped prompt actions, improving patient safety and care. Nursing practice has progressed from NEWS to NEWS2 due to healthcare workers’ desire to provide the best care. It is also a monument to the ongoing attempts to improve assessment methods to adapt to healthcare’s changing landscape. The transition from NEWS to NEWS2 reflects the healthcare industry’s dedication to patient-centered care and continuous improvement, not just a change in practice.
After studying this subject, it has become abundantly evident that clinical practice needs to transition from NEWS to NEWS2 to more accurately evaluate the deterioration of patients. There is substantial evidence to suggest that NEWS2 was developed because this new scoring system has resulted in better patient care and outcomes. NEWS2 was also produced by using this scoring methodology. Despite this, evolution is always a possibility. As healthcare systems continue to develop, it is essential to remain current with new research and adjust procedures per the findings. Even though NEWS2 was developed as a reaction to gaps in patient deterioration assessment, it is anticipated that future versions will be guided by the most recent research as well as the changing requirements of patients for treatment.
In future versions of NEWS2, artificial intelligence and machine learning will be included. Because of this improvement, it could be easier to develop a dynamic and individualised scoring system that can adjust to each patient’s specific needs and respond in real-time to newly collected clinical data. It may be possible to analyse a patient’s physiological condition using wearable technology and continuous monitoring. It is reflected in this forward-thinking vision that the National Health Service of Scotland has made a long-term commitment to evidence-based practice and cutting-edge technology in order to improve patient care and outcomes.
Implementing NEWS2 throughout the Scottish National Health Service represents a significant step forward in the nursing practice field. This is a monument to the determination of healthcare professionals to provide treatment of the highest possible quality and continually improve evaluation tools to accommodate the ongoing shifts that occur in the healthcare industry. The move from NEWS to NEWS2 is not just a change in practice; instead, it shows the healthcare sector’s commitment to providing care centred on the patient and continuously improving patient care.
References
Alhmoud, B. (2022) Digital early warning scores in cardiac care settings: Mixed-methods research. Available at: https://discovery.ucl.ac.uk/id/eprint/10160717/2/Alhmoud_10160717_Thesis_redacted.pdf (Accessed: December 15 2023).
Alhussaini, A., Altoub, A., Herny, D., Mukuha, C., Nessim, D., Otto, M.J. and Watson, M. (2021) ‘Using Automated National Early Warning Score (NEWS) 2 in Early Detection of in-Hospi-tal Patient Deterioration’, The New American J Med, 2(2), pp. 1–5.
Candel, B.G.J., Nissen, S.K., Nickel, C.H., Raven, W., Thijssen, W., Gaakeer, M., Lassen, A.T., Brabrand, M., Steyerberg, E.W., de Jonge, E. and de Groot, B. (2023) ‘Development and External Validation of the International Early Warning Score for Improved Age- and Sex-Adjusted In-Hospital Mortality Prediction in the Emergency Department’, Critical Care Medicine, 51(7), pp. 881–891. Available at: https://doi.org/10.1097/ccm.0000000000005842.
Downey, C.L., Tahir, W., Randell, R., Brown, J.M. and Jayne, D.G. (2017) ‘Strengths and Limitations of Early Warning scores: a Systematic Review and Narrative Synthesis’, International Journal of Nursing Studies, 76(76), pp. 106–119. Available at: https://doi.org/10.1016/j.ijnurstu.2017.09.003.
Dutton, H. (2020) ‘Assessment and recognition of emergencies in acute care’, in Acute Nursing Care. Routledge.
Gerry, S., Bonnici, T., Birks, J., Kirtley, S., Virdee, P.S., Watkinson, P.J. and Collins, G.S. (2020) ‘Early Warning Scores for Detecting Deterioration in Adult Hospital patients: Systematic Review and Critical Appraisal of Methodology’, BMJ, 369(1), p. m1501. Available at: https://doi.org/10.1136/bmj.m1501.
Grant, S. (2018) ‘Limitations of track and trigger systems and the National Early Warning Score. Part 1: areas of contention’, British Journal of Nursing, 27(11), pp. 624–631. Available at: https://doi.org/10.12968/bjon.2018.27.11.624.
Grant, S. and Crimmons, K. (2018) ‘Limitations of track and trigger systems and the National Early Warning Score. Part 2: sensitivity versus specificity’, British Journal of Nursing, 27(12), pp. 705–710. Available at: https://doi.org/10.12968/bjon.2018.27.12.705.
Health Improvement Scotland (2023) Care of deteriorating patients A national clinical guideline. Available at: https://www.sign.ac.uk/media/2091/sign-167-care-of-deteriorating-patients.pdf (Accessed: December 14 2023).
Holland, M. and Kellett, J. (2023) ‘The United Kingdom’s National Early Warning Score: should everyone use it? A narrative review’, Internal and Emergency Medicine, 18(2), pp. 573–583. Available at: https://doi.org/10.1007/s11739-022-03189-1.
Inada-Kim, M. (2022) ‘NEWS2 and improving outcomes from sepsis’, Clinical Medicine, 22(6), pp. 514–517. Available at: https://doi.org/10.7861/clinmed.2022-0450.
Kolic, I., Crane, S., McCartney, S., Perkins, Z. and Taylor, A. (2015) ‘Factors affecting response to National Early Warning Score (NEWS)’, Resuscitation, 90(90), pp. 85–90. Available at: https://doi.org/10.1016/j.resuscitation.2015.02.009.
Malik, B.H. (2019) ‘The National Early Warning Score 2 (NEWS2) – Elderly patients and training of nursing / allied healthcare professionals in using NEWS2’, Clinical Medicine, 19(3), pp. 261.1-261. Available at: https://doi.org/10.7861/clinmedicine.19-3-261a.
Mann, K.D., Good, N.M., Fatehi, F., Khanna, S., Campbell, V., Conway, R., Sullivan, C., Staib, A., Joyce, C. and Cook, D. (2021) ‘Predicting Patient Deterioration: A Review of Tools in the Digital Hospital Setting’, Journal of Medical Internet Research, 23(9), p. e28209. Available at: https://doi.org/10.2196/28209.
Martín-Rodríguez, F., López-Izquierdo, R., del Pozo Vegas, C., Benito, J.F.D., Rodríguez, V.C., Rasilla, M.N.D., Conty, J.L.M., Iscar, A.M., de la Torre, S.O., Martín, V.M. and Villamor, M.A.C. (2019) ‘Accuracy of National Early Warning Score 2 (NEWS2) in Prehospital Triage on In-Hospital Early Mortality: A Multi-Center Observational Prospective Cohort Study’, Prehospital and Disaster Medicine, 34(6), pp. 610–618. Available at: https://doi.org/10.1017/s1049023x19005041.
Martín-Rodríguez, F., López-Izquierdo, R., del Pozo Vegas, C., Delgado Benito, J.F., Carbajosa Rodríguez, V., Diego Rasilla, M.N., Martín Conty, J.L., Mayo Iscar, A., Otero de la Torre, S., Méndez Martín, V. and Castro Villamor, M.A. (2019) ‘Accuracy of National Early Warning Score 2 (NEWS2) in Prehospital Triage on In-Hospital Early Mortality: A Multi-Center Observational Prospective Cohort Study’, Prehospital and Disaster Medicine, 34(6), pp. 610–618. Available at: https://doi.org/10.1017/s1049023x19005041.
Martín-Rodríguez, F., López-Izquierdo, R., Vegas, C. del P., Sánchez-Soberón, I., Delgado-Benito, J.F., Martín-Conty, J.L. and Castro-Villamor, M.A. (2020) ‘Can the prehospital National Early Warning Score 2 identify patients at risk of in-hospital early mortality? A prospective, multicenter cohort study, Heart & Lung: The Journal of Cardiopulmonary and Acute Care, 49(5), pp. 585–591. Available at: https://doi.org/10.1016/j.hrtlng.2020.02.047.
NHS (2021) National Early Warning Score (NEWS), NHS England. NHS England. Available at: https://www.england.nhs.uk/ourwork/clinical-policy/sepsis/nationalearlywarningscore/ (Accessed: February 21 2024).
NHS Inform (2022) About NHS inform, NHS inform| NHS Scotland. Available at: https://app-nhs24-wp-nhs-prd.azurewebsites.net/about-nhs-inform/ (Accessed: December 14 2023).
NHS Scotland (2021) Scottish Patient Safety Programme Acute Adult Deteriorating Patient Measurement Framework, Health Improvement Scotland. Available at: https://ihub.scot/media/8712/20210920-det-pat-measurement-framework-v10docx.pdf (Accessed: December 14 2023).
NICE (2020) National Early Warning Score Systems That Alert to Deteriorating Adult Patients in Hospital, NICE. NICE. Available at: https://www.nice.org.uk/advice/mib205/resources/national-early-warning-score-systems-that-alert-to-deteriorating-adult-patients-in-hospital-pdf-2285965392761797 (Accessed: February 21 2024).
Nursing Times (2021) Nurses’ experiences of recording vital signs electronically: a pilot study, Nursing Times. Available at: https://www.nursingtimes.net/clinical-archive/assessment-skills/nurses-experiences-of-recording-vital-signs-electronically-a-pilot-study-18-01-2021/ (Accessed: February 21 2024).
Pankhurst, T., Sapey, E., Gyves, H., Evison, F., Gallier, S., Gkoutos, G. and Ball, S. (2020) ‘Are current NEWS2 clinical response thresholds optimised for a general in-patient population?’, medRxiv (Cold Spring Harbor Laboratory) [Preprint]. Available at: https://doi.org/10.1101/2020.09.12.20136804.
Pimentel, M.A.F., Redfern, O.C., Gerry, S., Collins, G.S., Malycha, J., Prytherch, D., Schmidt, P.E., Smith, G.B. and Watkinson, P.J. (2019) ‘A comparison of the ability of the National Early Warning Score and the National Early Warning Score 2 to identify patients at risk of in-hospital mortality: A multi-centre database study’, Resuscitation, 134(134), pp. 147–156. Available at: https://doi.org/10.1016/j.resuscitation.2018.09.026.
RCP (2017) National Early Warning Score (NEWS) 2 Standardising the assessment of acute-illness severity in the NHS., Royal College of Physicians. Available at: https://www.rcplondon.ac.uk/projects/outputs/national-early-warning-score-news-2 (Accessed: February 21 2024).
Shamout, F.E. (2023) ‘Machine Learning for Decision Support Systems: Prediction of Clinical Deterioration’, in H. Rivas and T. Boillat (eds) Digital Health: From Assumptions to Implementations. Springer International Publishing.
Williams, B. (2022) ‘The National Early Warning Score: from concept to NHS implementation’, Clinical Medicine, 22(6), pp. 499–505. Available at: https://doi.org/10.7861/clinmed.2022-news-concept.
Zaidi, H., Bader-El-Den, M. and McNicholas, J. (2019) ‘Using the National Early Warning Score (NEWS/NEWS2) in different Intensive Care Units (ICUs) to predict the discharge location of patients’, BMC Public Health, 19(1), pp. 1–9. Available at: https://doi.org/10.1186/s12889-019-7541-3.