Conference Abstract | Volume 8, Abstract ELIC2025270 (Poster 044) | Published:  01 Aug 2025

Patterns of modified early warning scores in hospitalized Lassa fever patients: Insights from Irrua Specialist Teaching Hospital

Pristar Oshiozuwe Omogbai1,2, Mojeed Olaitan Rafiu2,3,&, Osahon Otaigbe4, Patience Osifo1,2, Amajuoritse Mercy Owolabi1,2, Ogechi Getrude Chijioke1,2, Joseph Okoeguale2, Ruthmary Obasanmi1,2, Enerembhagbe Efua1,2, Bright Ojeaga1,2, Martha Okonofua1, Osahogie Isaac Edeawe2, Christian Ehigbor Erohubie2,3, Gloria Eifediyi2, Kelly Ohis Iraoyah2,3, Ola Chikerendu Egbuta4, Agatha Ilebalumen Okojie1, Sylvanus Akhalufo Okogbenin2,5, Peter Odion Okokhere2,3, Reuben Agbons Eifediyi2,5, George Obozokhale Akpede2,6

1Nursing Department, Irrua Specialist Teaching Hospital (ISTH), Irrua, Edo State, Nigeria, 2Institute of Viral and Emergent Pathogens Control and Research, Irrua, Edo State, Nigeria, 3Department of Medicine, Irrua Specialist Teaching Hospital (ISTH), Irrua, Edo State, Nigeria, 4Department of Public Health, Irrua Specialist Teaching Hospital (ISTH), Irrua, Edo State, Nigeria, 5Department of Obstetrics and Gynaecology, Irrua Specialist Teaching Hospital (ISTH), Irrua, Edo State, Nigeria, 6Department of Paediatrics, Irrua Specialist Teaching Hospital (ISTH), Irrua, Edo State, Nigeria.

&Corresponding author: Mojeed Olaitan Raafiu, Irrua Specialist Teaching Hospital, Irrua, Edo State, Nigeria.  Email: raphymoj2012@gmail.com

Received: 25 Mar 2025, Accepted: 09 Jul 2025, Published: 01 Aug 2025

Domain: Infectious Disease Epidemiology

This is part of the Proceedings of the ECOWAS 2nd Lassa fever International Conference in Abidjan, September 8 – 11, 2025

Keywords: MEWS, ISTH, Lassa fever, Nursing

©Mojeed Olaitan Raafiu et al. Journal of Interventional Epidemiology and Public Health (ISSN: 2664-2824). This is an Open Access article distributed under the terms of the Creative Commons Attribution International 4.0 License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Cite this article: Mojeed Olaitan Raafiu et al., Patterns of modified early warning scores in hospitalized Lassa fever patients: Insights from Irrua Specialist Teaching Hospital. Journal of Interventional Epidemiology and Public Health. 2025;8(ConfProc5):00188. https://doi.org/10.37432/jieph-confpro5-00188

Introduction

Modified Early Warning Scores (MEWS) are simple physiological scores to monitor early variations in clinical parameters. It allows for the early detection of clinical deterioration and potential need for higher level of care in admitted patients. Any patient with a total score of 3 and above requires additional medical attention and intervention. There is a paucity of data on the use of MEWS in Lassa fever patients. We describe our observation using baseline MEWS in the nursing care of Lassa fever patients in ISTH

Methods

This is a retrospective observational study. We analyzed clinical data of Lassa fever patients admitted in ISTH from March 2023 to February 2024. The individual scores for each domain were reported and then summed to generate the total MEWS. Frequencies and percentages of patients across the different domain score levels were calculated. Pearson’s correlation coefficients were calculated for each pair of domains to examine the relationships between them. A p-value of less than 0.05 was considered statistically significant.

Results

A total of 128 patients were monitored. Most patients scored 0 across parameters, except for respiratory rate, where 30% scored 0 and 7% scored 3. For temperature and heart rate, 4.7% and 5.5% scored 3, respectively. Only 8% had a MEWS greater than 5. The median MEWS was 2 (1-3.5). The strongest correlation was between heart rate and level of consciousness, with a Pearson’s coefficient of +0.250 (p = 0.004).

Conclusion

The low MEWS values in these patients indicated a stable clinical population at admission. While MEWS is effective for early risk stratification, further research should explore its predictive value for treatment outcomes.

 
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