Table 2 Sensitivity indices of the state variables at the endemic steady state to the related parameters
| Â | UH | CH | IH | UL | CL | IL | H | HC |
|---|---|---|---|---|---|---|---|---|
High-risk group | Â | |||||||
θ | +1.4147 | -0.0006 | -0.0006 | -1.9996 | -2.0023 | -2.0010 | +0.0018 | -0.3578 |
λCH | -0.6376 | +1.2227 | +1.0608 | +0.2531 | +0.2613 | +0.2591 | -0.0051 | +1.0293 |
λIH | -0.0406 | +0.0466 | +0.2140 | +0.0127 | +0.0132 | +0.0130 | -0.0003 | +0.0632 |
γH | -0.7898 | +0.0019 | +1.0064 | +0.9999 | +1.0024 | +1.0015 | -0.0016 | +0.3160 |
νH | +0.0814 | -0.0002 | -1.0002 | 0.0000 | -0.0011 | -0.0008 | +0.0007 | -0.1353 |
dH | +0.0313 | -0.0840 | -0.0699 | 0.0000 | -0.0005 | -0.0004 | +0.0003 | -0.0672 |
pH | -0.1284 | +0.1632 | +0.9675 | 0.0000 | +0.0019 | +0.0014 | -0.0012 | +0.2429 |
Low-risk group | Â | |||||||
λCL | -0.0036 | +0.0003 | +0.0003 | -0.0527 | +0.9766 | +0.7107 | -0.0009 | +0.1722 |
λIL | -0.0007 | 0.0000 | 0.0000 | -0.0011 | +0.0166 | +0.2840 | 0.0000 | +0.0053 |
γL | +0.7050 | -0.0003 | -0.0003 | -0.9996 | -1.0089 | -0.0065 | +0.0009 | -0.1717 |
νL | +0.0026 | 0.0000 | 0.0000 | 0.0000 | -0.0001 | -1.0001 | 0.0000 | -0.0086 |
dL | +0.0004 | 0.0000 | 0.0000 | 0.0000 | -0.0105 | -0.0040 | 0.0000 | -0.0018 |
pL | -0.0036 | 0.0000 | 0.0000 | 0.0000 | +0.0445 | +0.7601 | -0.0001 | +0.0141 |
Others | Â | |||||||
σ | +0.0017 | -0.0032 | -0.0028 | -0.0003 | -0.0069 | -0.0052 | +0.0041 | -0.8254 |
κ | +0.0001 | -0.0003 | -0.0002 | 0.0000 | -0.0011 | -0.0008 | +0.0007 | -0.1439 |
β | -0.0010 | +0.0018 | +0.0015 | 0.0000 | +0.0080 | +0.0059 | 0.0000 | +0.0028 |
αC | -0.0008 | +0.0015 | +0.0013 | 0.0000 | +0.0068 | +0.0051 | -0.0043 | +0.8590 |
αI | -0.0001 | +0.0003 | +0.0002 | 0.0000 | +0.0011 | +0.0008 | -0.0007 | +0.1439 |
η | +0.0010 | -0.0018 | -0.0015 | 0.0000 | -0.0080 | -0.0059 | +0.0050 | -1.0028 |
Np | +1.0018 | -0.0033 | -0.0029 | +0.0001 | -0.0149 | -0.0110 | +0.0043 | -0.8738 |