Theory and Modern Applications
From: Stochastic model of tuberculosis with vaccination of newborns
Parameter symbol | Parameter description | Sensitivity index |
---|---|---|
β | the probability that susceptible (S) and vaccinated (V) individuals become infected by one infectious individual per contact per unit of time | +ve |
c | Contact rate | +ve |
Ï€ | The recruitment rate | +ve |
γ | 0≤γ≤ 1 (factor in the contact rate of vaccinated members) | +ve |
b | The immunity waning rate in the vaccinated host | +ve |
p | The fraction of the newborn vaccinated (vaccination coverage) | −ve |
\(\mu _{2}\) | Disease-induced death rate | −ve |
r | Recovery rate for infectious individual | −ve |
\(\mu _{1}\) | Natural death rate | −ve |