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. 2021 Mar 6;21:245. doi: 10.1186/s12879-021-05936-9

Table 1.

The definition and values of parameters in SEIAR model of COVID-19 in Jilin Province, China

Parameter Description Unit Value Parameter source
β1 Infection rate coefficient (before February 1) Person− 1·day− 1 6.7865 × 10− 9 Curve Fitting
β2 Infection rate coefficient (after February 1) Person−1·day−1 2.0519 × 10− 10 Curve Fitting
k Coefficient of Transmissibility of A relative to I 1 1 literature [21]
p Proportion of asymptomatic infections 1 0.04 Actual data
ω Relative rate of incubation period of I day−1 0.1 Actual data
ω’ Relative rate of latent period of A day−1 0.1 literature [21]
γ Coefficient of time between onset and admission day−1 0.33 Actual data
γ’ Infection period coefficient day−1 0.33 literature [21]
f Fatality rate 1 0 Actual data