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. 2021 Aug 31;152:111359. doi: 10.1016/j.chaos.2021.111359

Table 1.

Epidemiological parameters required by the SEIAHRV model.

Parameter Definition Value [Ref]
ψ Recovery rate from hospitalization 1/17.5days1[29], [30]
σ Inverse of incubation time 1/5.0days1[31]
γ Recovery rate for non hospitalized individuals 1/3.69days1[32]
θi Fatality rate among hospitalized individuals Li(0)/ζi
(see Table 2)
τ1 Median time from first symptoms 3.3 days[31]
to hospitalization
τ2 Average time from first symptoms to death 16.8 days[29]
χ Proportion of asymptomatic cases 17.9%[33]
ξ Contagiousness of asymptomatic with respect 55%[32]
to symptomatic individuals
κ Average birth rate in Brazil 1.416%[34]
μ Average natural mortality rate in Brazil 0.608%[34]