Research Article
Deterministic and Stochastic Dynamics of COVID-19: The Case Study of Italy and Spain
Table 4
Possible changes of states and their probabilities.
| Possible state change | Probability of state change |
| | | Change when people meet young infective and then population becomes exposed | | | Change when people meet old infective and then population becomes exposed | | | Change when people meet hospitalized and then population becomes exposed | | | Change when young exposed with mild symptoms meet young infective and then population becomes infected | | | Change when young exposed with mild symptoms meet old infective and then population becomes infected | | | Change when young exposed people move to young infected class | | | Change when young infective join hospitalized class | | | Disease-related death rate of young infected population | | | Change when old people meet young infective and then population becomes exposed | | | Change when old people meet old infective and then population becomes exposed | | | Change when old susceptible meet hospitalized and then population becomes exposed | | | Change when old exposed with mild symptoms meet young infective and then population becomes infected | | | Change when old exposed with mild symptoms meet old infective and then population becomes infected | | | Change when young exposed people move to young infected class | | | Disease-related death rate of young infected population | | | Change when old infective join hospitalized class | | | Change when hospitalized people join recover class | | | Disease-related death rate of hospitalized population | | | No change |
|
|