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Dominic Otoo
Dominic Otoo

Public Documents 1
Dynamic analysis of Q-fever transmission among cattle in the Tropical Savannah Grassl...
Dominic Otoo
Kennedy Mensah

Dominic Otoo

and 5 more

November 19, 2024
Livestock morbidity and death from Q-fever have been high, endangering local farmers’ livelihoods and affecting food security in Ghana. It is essential to understand the transmission dynamics of Q-fever to protect both the health of the animals and the main source of income for the community. A non-linear ordinary differential equation incorporating a vaccinated compartment was formulated and analyzed to gain insights into the spread of Q-fever. Routh Hurwitz criterion and Lyapunov function were used respectively to analyze the local and global stability of the disease-free equilibrium ( Q 0 ) . We analyzed the behavior of the model compartments and discovered that many key factors significantly influence the persistence or eradication of Q-fever. Increased vaccination rates decrease the susceptible livestock while increasing the vaccinated livestock, potentially reducing the risk of outbreaks and limiting the spread of infections. A higher recovery rate leads to a quicker recovery, which aids in epidemic control by boosting population immunity and reducing the infectious time. The infection level rises when R 0 > 1 , indicating a typical transcritical bifurcation behavior, but this growth stays steady and does not result in unbounded advancement.

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