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. 2021 Jan 12;12:333. doi: 10.1038/s41467-020-19798-3

Table 3.

Key epidemiological parameters used in the SEIIHURD model.

Parameter Description
β0 Pre-intervention transmission rate
β1 Post-intervention transmission rate
t1 Time of transmission rate change
δ Asymptomatic/non-detected infectivity factor
p Proportion of latent (E) that proceed to symptomatic infective
κ Mean exposed period (days−1)
γa Mean asymptomatic period (days−1)
γs Mean symptomatic period (days−1)
h Proportion of symptomatic needing hospitalization (clinical beds) or ICU
1 − ξ Proportion of symptomatic that proceed to ICU
γH Mean hospitalization (clinical beds) period (days−1)
γU Mean ICU period (days−1)
μH Death rate of hospitalized individuals
μU Death rate of ICU individuals
ωH Proportion of hospitalized that goes to ICU
ωU Proportion of ICU that goes to hospitalization