| Attribute | Name |
| State variables | Close contacts, vulnerable population, latent patients, diagnosed patients, patients with mild disease, critically ill patients, the number of deaths, the number of cure |
| Rate variable | Close contact rate, susceptibility rate, infection rates, diagnostic rate, incidence rate, rate of severity, mortality rate, recovery rate 1, recovery rate 2 |
| Instrumental variables | Total number |
| Constant | Transmission coefficient, contact number, vaccination, coefficient of cure 1, coefficient of cure 2, coefficient of death, T1–T6 |
|
|