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A Deterministic Malaria Mathematical Model Focusing on Immunity, Reinfection, Antimalarial Drug Resistance, Aggressive Treatment and Awareness

Received: 31 March 2025     Accepted: 16 April 2025     Published: 13 June 2025
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Abstract

Malaria is one of the vector borne diseases which has affected peoples lives economically and has caused deaths across the globe. Therefore, we developed a malaria mathematical model which incorporated drug resistance, reinfection, immunity, aggressive treatment, and awareness on vector control. This comprehensive model has not been researched on well by the researchers, and it has therefore been discussed in this paper. This research will help us to make predictions about the effects of awareness on vector control, drug resistance, immunity, reinfections and aggressive treatment. By fitting the malaria model to the malaria data from the existing literature, important parameters associated with malaria dynamics are estimated and calculated. First, we analyzed the disease free equilibrium of the model and then we calculated the basic reproductive number. Sensitivity analysis was worked out to investigate the most influential parameters. Numerical simulations were done to explore the behavior of the malaria model which included; drug resistance, immunity, reinfection, aggressive treatment, and awareness on vector control. We found out that drug resistance, loss of immunity, reinfection and lack of sensitization increased malaria infections, and lowered the recoveries. Due to these, we did the control strategies which helped reduce the malaria infections and increase recoveries which include high immunity, awareness on vector control, aggressive treatment, and vector control. In conclusion, we found out that when all these control strategies are done at once, the malaria infections decreases, mosquitoes reduces and the recoveries increases. This study will be useful to the ministry of health and the government where they will make people aware on vector control strategies to reduce malaria infections. It will also help the health stake holders to come up with stronger and better antimalarial drugs and immune boosters to help weak immune population who become resistant to drugs.

Published in Applied and Computational Mathematics (Volume 14, Issue 3)
DOI 10.11648/j.acm.20251403.12
Page(s) 107-119
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2025. Published by Science Publishing Group

Keywords

Aggressive Treatment, Malaria, Immunity, Reinfection, Resistance, and Awareness

References
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  • APA Style

    Maithya, G., Kitetu, V., Okwany, I. (2025). A Deterministic Malaria Mathematical Model Focusing on Immunity, Reinfection, Antimalarial Drug Resistance, Aggressive Treatment and Awareness. Applied and Computational Mathematics, 14(3), 107-119. https://doi.org/10.11648/j.acm.20251403.12

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    ACS Style

    Maithya, G.; Kitetu, V.; Okwany, I. A Deterministic Malaria Mathematical Model Focusing on Immunity, Reinfection, Antimalarial Drug Resistance, Aggressive Treatment and Awareness. Appl. Comput. Math. 2025, 14(3), 107-119. doi: 10.11648/j.acm.20251403.12

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    AMA Style

    Maithya G, Kitetu V, Okwany I. A Deterministic Malaria Mathematical Model Focusing on Immunity, Reinfection, Antimalarial Drug Resistance, Aggressive Treatment and Awareness. Appl Comput Math. 2025;14(3):107-119. doi: 10.11648/j.acm.20251403.12

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  • @article{10.11648/j.acm.20251403.12,
      author = {Grace Maithya and Virginia Kitetu and Isaac Okwany},
      title = {A Deterministic Malaria Mathematical Model Focusing on Immunity, Reinfection, Antimalarial Drug Resistance, Aggressive Treatment and Awareness
    },
      journal = {Applied and Computational Mathematics},
      volume = {14},
      number = {3},
      pages = {107-119},
      doi = {10.11648/j.acm.20251403.12},
      url = {https://doi.org/10.11648/j.acm.20251403.12},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.acm.20251403.12},
      abstract = {Malaria is one of the vector borne diseases which has affected peoples lives economically and has caused deaths across the globe. Therefore, we developed a malaria mathematical model which incorporated drug resistance, reinfection, immunity, aggressive treatment, and awareness on vector control. This comprehensive model has not been researched on well by the researchers, and it has therefore been discussed in this paper. This research will help us to make predictions about the effects of awareness on vector control, drug resistance, immunity, reinfections and aggressive treatment. By fitting the malaria model to the malaria data from the existing literature, important parameters associated with malaria dynamics are estimated and calculated. First, we analyzed the disease free equilibrium of the model and then we calculated the basic reproductive number. Sensitivity analysis was worked out to investigate the most influential parameters. Numerical simulations were done to explore the behavior of the malaria model which included; drug resistance, immunity, reinfection, aggressive treatment, and awareness on vector control. We found out that drug resistance, loss of immunity, reinfection and lack of sensitization increased malaria infections, and lowered the recoveries. Due to these, we did the control strategies which helped reduce the malaria infections and increase recoveries which include high immunity, awareness on vector control, aggressive treatment, and vector control. In conclusion, we found out that when all these control strategies are done at once, the malaria infections decreases, mosquitoes reduces and the recoveries increases. This study will be useful to the ministry of health and the government where they will make people aware on vector control strategies to reduce malaria infections. It will also help the health stake holders to come up with stronger and better antimalarial drugs and immune boosters to help weak immune population who become resistant to drugs.
    },
     year = {2025}
    }
    

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  • TY  - JOUR
    T1  - A Deterministic Malaria Mathematical Model Focusing on Immunity, Reinfection, Antimalarial Drug Resistance, Aggressive Treatment and Awareness
    
    AU  - Grace Maithya
    AU  - Virginia Kitetu
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    AB  - Malaria is one of the vector borne diseases which has affected peoples lives economically and has caused deaths across the globe. Therefore, we developed a malaria mathematical model which incorporated drug resistance, reinfection, immunity, aggressive treatment, and awareness on vector control. This comprehensive model has not been researched on well by the researchers, and it has therefore been discussed in this paper. This research will help us to make predictions about the effects of awareness on vector control, drug resistance, immunity, reinfections and aggressive treatment. By fitting the malaria model to the malaria data from the existing literature, important parameters associated with malaria dynamics are estimated and calculated. First, we analyzed the disease free equilibrium of the model and then we calculated the basic reproductive number. Sensitivity analysis was worked out to investigate the most influential parameters. Numerical simulations were done to explore the behavior of the malaria model which included; drug resistance, immunity, reinfection, aggressive treatment, and awareness on vector control. We found out that drug resistance, loss of immunity, reinfection and lack of sensitization increased malaria infections, and lowered the recoveries. Due to these, we did the control strategies which helped reduce the malaria infections and increase recoveries which include high immunity, awareness on vector control, aggressive treatment, and vector control. In conclusion, we found out that when all these control strategies are done at once, the malaria infections decreases, mosquitoes reduces and the recoveries increases. This study will be useful to the ministry of health and the government where they will make people aware on vector control strategies to reduce malaria infections. It will also help the health stake holders to come up with stronger and better antimalarial drugs and immune boosters to help weak immune population who become resistant to drugs.
    
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Author Information
  • Department of Mathematics and Actuarial Science, Faculty of Science, The Catholic University of Eastern Africa, Nairobi, Kenya

  • Department of Mathematics and Actuarial Science, Faculty of Science, The Catholic University of Eastern Africa, Nairobi, Kenya

  • Department of Mathematics and Actuarial Science, Faculty of Science, The Catholic University of Eastern Africa, Nairobi, Kenya

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