scholarly journals THE ROLE OF NATIONAL EARLY WARNING SCORE (NEWS) IN MEDICAL EMERGENCY - PATIENTS IN INDIAN SCENARIO: A PROSPECTIVE OBSERVATIONAL STUDY

2014 ◽  
Vol 3 (13) ◽  
pp. 3524-3528
Author(s):  
Vanamali D R ◽  
Sumalatha N ◽  
Sriharsha Varma
Author(s):  
Joonas Tirkkonen ◽  
Sari Karlsson ◽  
Markus B. Skrifvars

Abstract Background The national early warning score (NEWS) enables early detection of in-hospital patient deterioration and timely activation of hospital’s rapid response team (RRT). NEWS was updated in 2017 to include a separate SpO2 scale for those patients with type II respiratory failure (T2RF). In this study we investigated whether NEWS with and without the new SpO2 scale for the T2RF patients is associated with immediate and in-hospital patient outcomes among the patients actually attended by the RRT. Methods We conducted a two-year prospective observational study including all adult RRT patients without limitations of medical treatment (LOMT) in a large Finnish university associated tertiary level hospital. According to the first vital signs measured by the RRT, we calculated NEWSs for the RRT patients and further utilized the new SpO2 scale for the patients with confirmed T2RF. We used multivariate logistic regression and area under the receiver operating characteristic analyses to test NEWS’s accuracy to predict two distinct outcomes: RRT patient’s I) immediate need for intensive care and/or new LOMT and 2) in-hospital death or discharge with cerebral performance category >2 and/or LOMT. Results The final cohort consisted of 886 RRT patients attended for the first time during their hospitalization. Most common reasons for RRT activation were respiratory (343, 39%) and circulatory (226, 26%) problems. Cohort’s median (Q1, Q3) NEWS at RRT arrival was 8 (5, 10) and remained unchanged if the new SpO2 scale was applied for the 104 patients with confirmed T2RF. Higher NEWS was independently associated with both immediate (OR 1.28; 95% CI 1.22–1.35) and in-hospital (1.15; 1.10–1.21) adverse outcomes. Further, NEWS had fair discrimination for both the immediate (AUROC 0.73; 0.69–0.77) and in-hospital (0.68; 0.64–0.72) outcomes. Utilizing the new SpO2 scale for the patients with confirmed T2RF did not improve the discrimination capability (0.73; 0.69–0.76 and 0.68; 0.64–0.71) for these outcomes, respectively. Conclusions We found that in patients attended by a RRT, the NEWS predicts patient’s hospital outcome with moderate accuracy. We did not find any improvement using the new SpO2 scale in T2RF patients.


2006 ◽  
Vol 88 (6) ◽  
pp. 571-575 ◽  
Author(s):  
J Gardner-Thorpe ◽  
N Love ◽  
J Wrightson ◽  
S Walsh ◽  
N Keeling

INTRODUCTION The Modified Early Warning Score (MEWS) is a simple, physiological score that may allow improvement in the quality and safety of management provided to surgical ward patients. The primary purpose is to prevent delay in intervention or transfer of critically ill patients. PATIENTS AND METHODS A total of 334 consecutive ward patients were prospectively studied. MEWS were recorded on all patients and the primary end-point was transfer to ITU or HDU. RESULTS Fifty-seven (17%) ward patients triggered the call-out algorithm by scoring four or more on MEWS. Emergency patients were more likely to trigger the system than elective patients. Sixteen (5% of the total) patients were admitted to the ITU or HDU. MEWS with a threshold of four or more was 75% sensitive and 83% specific for patients who required transfer to ITU or HDU. CONCLUSIONS The MEWS in association with a call-out algorithm is a useful and appropriate risk-management tool that should be implemented for all surgical in-patients.


PLoS ONE ◽  
2016 ◽  
Vol 11 (3) ◽  
pp. e0151408 ◽  
Author(s):  
Rebecca Kruisselbrink ◽  
Arthur Kwizera ◽  
Mark Crowther ◽  
Alison Fox-Robichaud ◽  
Timothy O'Shea ◽  
...  

2014 ◽  
Vol 58 (4) ◽  
pp. 411-419 ◽  
Author(s):  
JOONAS TIRKKONEN ◽  
KLAUS T. OLKKOLA ◽  
HEINI HUHTALA ◽  
JYRKI TENHUNEN ◽  
SANNA HOPPU

2017 ◽  
Vol 18 (4) ◽  
pp. 300-309 ◽  
Author(s):  
Daniel A Potter ◽  
Nicholas Wroe ◽  
Helen Redhead ◽  
Andrew JP Lewington

Introduction This study investigated outcomes in critically unwell acute kidney injury patients and the role of the National Early Warning Score and other factors in identifying patients who experience negative outcomes. Methods Retrospective cohort study investigating 64 patients seen by Critical Care Outreach between November 2014 and February 2015. Mortality at one year was analysed using multivariate regression; all other statistical tests were non-parametric. Results Forty-four per cent of patients required escalation to higher level care, 56% failed to survive beyond one year and 30% of those who did survive had a deterioration in renal function. Previous acute kidney injury significantly predicted mortality but the National Early Warning Score did not. A subgroup of patients developed Stage 3 acute kidney injury before a rise in National Early Warning Score. Conclusions Acute kidney injury in the Critical Care Outreach patient population is associated with high morbidity and mortality. Previous acute kidney injury and acute kidney injury stage may be superior to the National Early Warning Score at identifying patients in need of Critical Care Outreach review.


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