Parameter

Interpretation

value

Source

Λ

Recruitment rate of COVID-19 viruses

50

[38]

α

Rate of transition from susceptible individuals to exposed individuals

0.002

estimated

m

Proportion of vaccinated susceptible individuals

0.5

estimated

f

Rate at which exposed people become infected (I)

0.008

estimated

p

Disease exposure rate for vaccinated individuals

0.08

estimated

z

The recovery rate of infected individuals

0.012

estimated

μ

Natural death rate

0.009

estimated

c

Recovery rate of exposed individuals

0.05

estimated

σ

Disease-related mortality

0.25

estimated

S ( 0 )

Initial Susceptible population

500

[38]

E ( 0 )

Initial Exposed population

20

estimated

I ( 0 )

Initial Infected population

10

estimated

V ( 0 )

Initial Vaccinated population

0

estimated

R ( 0 )

Initial Recovered population

0

[38]