Table 1: Description of Model Parameters. The parametric values are determined based on the references [5,7,14-19].
Model Parameter | Symbol | Value |
Rate of transmission from S to E due to contact with P | β_{1} | 0.45 |
Rate of transmission from S to E due to contact with I_{A}, I_{M} and I_{C} | β_{2} | 0.75 |
Rate of transmission from S to E due to contact with U and H | β_{3} | 0.5 |
Proportion of asymptomatic infectious people | δ_{A} | 0.75 |
Proportion of critical symptomatic infectious people | δ_{C} | 0.02 |
Progression rate from I_{A} to H | τ_{A} | 0.02 |
Progression rate from I_{M} to H | τ_{M} | 1 |
Progression rate from I_{C} to H | _{C} | 0.99 |
Progression rate from E to either I_{A}, I_{M} or I_{C} | ω | 0.2 day^{-1} |
Rate of recovery from I_{A} to R | γ_{A} | 0.98 |
Rate of recovery from H to R | γ_{H} | 0.97 |
Progression rate from H to U | ξ | 0.02 |
Progression rate from U to H | φ | 0.2 |
Progression rate from U to D | λ_{U} | 0.9 |
Progression rate from H to D | λ_{H} | 0.03 |
Progression rate from I_{C} to D | λ_{C} | 0.02 |
Rate of virus spread to environment by I_{A}, I_{M} and I_{C} | η_{1} | 0.55 days^{-1} |
Rate of virus spread to environment by U and H | η_{2} | 0.25 days^{-1} |
Natural death rate of pathogens in the environment | µ_{P} | 0.3 days^{-1} |