International Journal of Engineering Research and General Science Volume 12, Issue 4, July-August 2024 ISSN 2091-2730 31 www.ijergs.org STRENGTHENING DISEASE SURVEILLANCE SYSTEMS: A RESEARCH STUDY IN SIERRA LEONE Daniel B. Kaitibi 1 , Mohamed S Fofanah 1 , Issa Fofana 1 1 Department of Computer Sciences and Information Technology, School of Technology, Njala University Corresponding Author: dkaitibi@njala.edu.sl ABSTRACT -Disease surveillance is indispensable for monitoring and responding to public health threats, particularly in resource- constrained regions like Sierra Leone. This study evaluates the Integrated Disease Surveillance and Response (IDSR) system in Sierra Leone, focusing on district-level disease surveillance activities. Through a mixed-methods approach combining quantitative analysis and qualitative interviews, significant gaps in data analysis, interpretation, and utilization were identified. Challenges such as inadequate training, lack of motivation, and limited understanding of data importance were highlighted. However, stakeholders expressed a willingness to enhance skills and utilize surveillance data for decision-making. Recommendations include targeted capacity-building initiatives for district personnel, promotion of data-driven decision-making, integration of electronic early warning systems, and collaboration and investment from multiple stakeholders to strengthen disease surveillance systems in Sierra Leone. Addressing these challenges is critical for enhancing public health outcomes and mitigating the impact of infectious diseases in Sierra Leone and similar settings globally. Key words- IDSR, Quantitative Analysis, Capacity Building Initiatives Introduction Disease surveillance plays a crucial role in monitoring and responding to public health threats, particularly in resource-limited settings like Sierra Leone. The IDSR system was established to facilitate the timely detection and control of diseases of public health importance. However, the effectiveness of the IDSR system hinges on the capacity of district personnel to analyze, interpret, and utilize surveillance data for decision-making (Mremiet al 2021) This research aims to assess the current state of disease surveillance in Sierra Leone and propose strategies for strengthening the IDSR system. In the context of public health, disease surveillance serves as a cornerstone for monitoring, detecting, and responding to health threats, especially in regions with limited resources like Sierra Leone. The Integrated Disease Surveillance and Response (IDSR) system stands as a vital framework established to enable the prompt identification and control of diseases with significant public health implications. However, the efficacy of the IDSR system heavily relies on the proficiency of district-level personnel in the analysis, interpretation, and utilization of surveillance data to inform decision-making processes.Sierra Leone, like many other low-resource settings, faces numerous challenges in maintaining an effective disease surveillance system( World Health Organization. (2019). Factors such as inadequate infrastructure, limited human resources, and logistical constraints often impede the seamless operation of surveillance activities. Furthermore, the dynamic nature of infectious diseases necessitates constant adaptation and enhancement of surveillance mechanisms to effectively combat emerging health threats. Against this backdrop, this research endeavors to evaluate the existing state of disease surveillance in Sierra Leone, particularly focusing on the functionality of the IDSR system (Vashish et al 2023). By examining the capacity of district personnel to analyze and interpret surveillance data, this study seeks to identify key challenges and barriers hindering the optimal utilization of surveillance information for decision-making purposes. The overarching goal of this research is to propose evidence-based strategies and interventions aimed at strengthening the IDSR system in Sierra Leone. By addressing identified gaps and leveraging opportunities for improvement, the study aims to enhance the country's ability to detect, monitor, and respond to diseases of public health significance effectively. Through collaboration with stakeholders and the implementation of targeted interventions, Sierra Leone can bolster its disease surveillance infrastructure and contribute to improved health outcomes for its population( Wolfe et al 2021). At the international level, the World Health Organization (WHO) is the coordinating body but is dependent on its member states for reporting. The WHO has a number of country and regional representatives intended to provide liaison and communication with national governments. One recent development at the WHO seems especially promising. The WHO International Health Regulations (IHR) provide the instructions for nations to report diseases found in incoming travelers. The IHR formerly required international reporting of only cholera, plague, yellow fever, and (until it was eradicated) smallpox, but the regulations have recently been revised to encompass a broader syndrome-oriented approach that would accommodate warnings of unknown infectious diseases (World Health Organization 2008). Note- This Manuscript was Submitted on June 8 th 2024, Accepted on August 13 th 2024 and Published on August 25 th 2024