Table 3 Sensitivity indices of the reproduction number parameters
Parameter | 2018 | 2019 | 2020 | Estimated mean value | Sign |
|---|---|---|---|---|---|
\(\beta _{h}\) | 0.4659 | 0.5524 | 0.8638 | 0.6887 | + ve |
\(\beta _{r}\) | 0.5341 | 0.4477 | 0.1362 | 0.3113 | + ve |
\(\sigma _{h}\) | 0.0008 | 0.0016 | 0.0038 | 0.0018 | + ve |
\(\mu _{h}\) | \(-\) 0.0045 | \(-\) 0.0029 | \(-\) 0.0143 | \(-\) 0.0052 | \(-\) ve |
\(\delta _{h}\) | \(-\) 0.0282 | \(-\) 0.0107 | \(-\) 0.0802 | \(-\) 0.0262 | \(-\) ve |
\(\phi _{h}\) | \(-\) 0.4339 | \(-\) 0.5402 | \(-\) 0.7732 | \(-\) 0.6591 | \(-\) ve |
\(\mu _{r}\) | \(-\) 0.5341 | \(-\) 0.4477 | 0.1362 | \(-\) 0.3113 | \(-\) ve |
Threshold quantity | 2018 | 2019 | 2020 | Estimated mean value | Sign |
|---|---|---|---|---|---|
\({\mathcal {R}}_{r}\) | 0.2864 | 0.6110 | 0.8819 | 0.5931 | + ve |
\({\mathcal {R}}_{h}\) | 0.2499 | 0.7538 | 2.5943 | 1.3120 | + ve |
\({\mathcal {R}}_{0}\) | 0.5363 | 1.3648 | 3.4762 | 1.9051 | + ve |