THE EFFECTIVENESS OF PUBLIC HEALTH INTERVENTIONS IN REDUCING DENGUE CASES IN MALAYSIA
DOI:
https://doi.org/10.58676/sjmas.v4i3.161Keywords:
Malaysia, Dengue Prevention, Vector Control, Public Health Interventions, Dengue FeverAbstract
Background: Dengue fever remains a major public health concern in Malaysia, with frequent outbreaks and increasing incidence, particularly in densely populated urban areas. Despite the implementation of various public health interventions such as vector control programs, public awareness campaigns, and environmental management strategies, dengue transmission continues to pose a significant burden on healthcare systems and communities. Evaluating the effectiveness of these interventions is essential to understand their impact and identify strategies for improving dengue control in Malaysia.
Methods: This study employed a mixed-methods research design combining quantitative and qualitative approaches to assess the effectiveness of public health interventions in reducing dengue cases in Malaysia. Quantitative data were collected from Ministry of Health reports, surveillance records, and community surveys to analyze dengue incidence rates before and after intervention implementation. Qualitative data were obtained through semi-structured interviews and focus group discussions with public health officials, healthcare providers, and community members. Statistical analyses including descriptive statistics and comparative analysis were used to evaluate trends in dengue cases and the impact of interventions.
Results: The findings indicate that integrated vector control strategies, including fogging, source reduction, and environmental management, contributed to reductions in mosquito populations and dengue incidence in several regions. Community participation and public awareness programs were identified as important factors influencing intervention effectiveness. However, challenges such as rapid urbanization, inconsistent community engagement, and insecticide resistance limited the long-term impact of some control measures. Innovative approaches such as Wolbachia-infected mosquito releases showed promising results in reducing dengue transmission in pilot areas.
Conclusion: Public health interventions in Malaysia have demonstrated potential in reducing dengue cases, but their effectiveness depends on sustained implementation, strong community participation, and integrated control strategies. Strengthening surveillance systems, expanding innovative mosquito control technologies, and improving community engagement are essential to enhance dengue prevention efforts. A comprehensive and coordinated public health approach
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Copyright (c) 2026 Daniel Hakim bin Othman, Dr Ghassan Salibi, Prof Nikolaos Tzenios
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