Table 3 Normalized sensitivity index of the reproduction number (9) parameters
From: Modeling, analyzing and simulating the dynamics of Lassa fever in Nigeria
Parameter | Description | Sensitivity Index | Sign |
|---|---|---|---|
\(\pi _{h}\) | Recruitment rate of humans through birth or immigration | − 0.0263 | −ve |
\(\sigma _{h}\) | Disease progression rate from exposed to infectious human | − 0.0011 | −ve |
\(\mu _{h}\) | Natural death rate of humans | + 0.0261 | +ve |
\(\delta _{h}\) | Disease induced death rate for humans | − 0.0883 | −ve |
\(\tau _{h}\) | Recovery rate of infectious humans | − 0.0180 | −ve |
\(\beta _{h}\) | Transmission probability from human-to-human | + 0.0645 | +ve |
\(\beta _{rh}\) | Transmission probability from rodent-to-human | + 0.0263 | +ve |
\(\beta _{hr}\) | Transmission probability from human-to-rodent | + 0.0263 | +ve |
\(\beta _{r}\) | Transmission probability from rodent-to-rodent | + 0.3333 | +ve |
\(\pi _{r}\) | Recruitment rate of rodents through birth | + 0.0263 | +ve |
\(\mu _{r}\) | Natural death rate of rodents | − 0.3333 | −ve |
\({\mathcal {R}}_{0}\) | Reproduction number | 1.32 |