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Transmission Dynamics of Infectious Diseases by Immigrants in a Vaccinated and Temporary Immune Protected Population

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dc.creator Mlyashimbi, Helikumi
dc.creator Massawe, Estomih S.
dc.creator Makinde, Oluwole D.
dc.date 2016-06-26T17:11:22Z
dc.date 2016-06-26T17:11:22Z
dc.date 2011
dc.date.accessioned 2018-03-27T08:57:59Z
dc.date.available 2018-03-27T08:57:59Z
dc.identifier Mlyashimbi, H., Massawe, E.S. and Makinde, D., 2011. Transmission dynamics of infectious diseases by immigrants in a vaccinated and temporary immune protected population. African Journal of Mathematics and Computer Science Research, 4(2), pp.71-83.
dc.identifier 2006-9731
dc.identifier http://hdl.handle.net/20.500.11810/2698
dc.identifier.uri http://hdl.handle.net/20.500.11810/2698
dc.description In this paper, a mathematical model of infectious diseases by immigrants in a vaccinated and temporary immune protected population has been investigated. The model incorporates the assumption that immigrant individuals enter in the respective population with an immunity received from either vaccination or recover from the disease. The stability of the system has been analyzed for the existence of the disease-free and endemic equilibrium points, and it has been shown that the disease free equilibrium point is asymptotically stable when an effective reproduction number is less than unity and unstable when an effective reproduction number is greater than unity. From the analysis of the model, it is shown that vaccination coverage is greater than the vaccination; otherwise the disease will persist within the community. It is also shown that the increase of immigrants in a population tends to lower the first dose-vaccination coverage, hence the disease become endemic in the population. Numerical simulations of the model showed that in the absence of the immigrants, the disease can be eradicated in a population with a single-dose vaccination only.
dc.language en
dc.publisher Academic Journals
dc.subject Immune protection
dc.subject Infectious diseases
dc.subject Infections by immigrants
dc.subject Disease transmission
dc.subject Recovered individuals
dc.subject Vaccinated population
dc.title Transmission Dynamics of Infectious Diseases by Immigrants in a Vaccinated and Temporary Immune Protected Population
dc.type Journal Article, Peer Reviewed


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