Table 1. Definition and values of parameters in SEIAR model of COVID-19 in Wuchuan County.

Parameter	Description	Unit	Value	Source
Note: “–” means not applicable. Abbreviation: SEIAR=susceptible-exposed-infectious-asymptomatic-removed; COVID-19=coronavirus disease 2019; A=asymptomatic; I=infectious.
β	The transmission rate	Person−1×day−1	–	Model simulating
κ	The transmissibility of A to I	1	0.5	Reference (6)
ω	The relative number of incubation period	Day−1	0.33	Reference (4)
ω’	The relative number of latent period	Day−1	0.33	Reference (4)
p	The proportion of A	1	0.33	Report data
γ	The relative rate of infection period of I	Day−1	0.2	Reference (5)
γ’	The relative rate of infection period of A	Day−1	0.2	Reference (5)