Skip to main content
. 2021 Jun 28;17(6):e1008762. doi: 10.1371/journal.pcbi.1008762

Table 2. All parameters and their corresponding values in the model.

Some parameter values were chosen from the incidence and mortality in early Zika outbreaks in South America (see Reference).

Parameters Description Value/units Reference
βH Transmission rate in humans 1.5×10−4; unit: 1/time
βM Transmission rate in mosquitoes 3.0×10−4; unit: 1/time
μH Natural mortality in humans (8.6/1000)/365; unit: 1/time Central, 2017
μM Natural mortality in mosquitoes 1/13; unit: 1/time Stone et al., 2017
bH Birth rate in humans (9/1000)/365; unit: 1/time Ellington et al., 2015
r Recovery rate in humans 0.037; unit: 1/time Gao et al., 2016
ωH Disease-induced mortality in humans 0; unit: 1/time
δ Composite rate: the rate at which infection producing severe outcomes of the type that leads to increased public fear 190/3, 474, 182; unit: 1/time Ellington et al., 2016
v Maturation rate 1/7; unit: 1/time Stone et al., 2017
η Egg laying rate for mosquitoes 10 Stone et al., 2017
p Fraction of people traveling among patches 0.01
q a value to avoid mathematical insignificance 0.00001
αM Control strength per severe case on adult mosquitoes 100 times of γM; unit as 1/ (no. *time*time)
αL Control strength per severe case on larval mosquitoes 100 times of γL; unit as 1/ (no. *time*time)
γM Control strength per infected case on adult mosquitoes eϵM/80; unit as 1/ (no. *time*time)
γL Control strength per infected case on larval mosquitoes eϵL/80; unit as 1/ (no. *time*time)
ϵM Demotivation strength for adult mosquito control given per unit control 100 or change as a variable with ϵM+ϵL = 200; unit: 1/time
ϵL Demotivation strength for larval mosquito control given per unit control 100 or change as a variable with ϵM+ϵL = 200; unit: 1/time
Kj Breeding capacity for mosquito larvae in patch j 2000 ± d where d = unif{1,10}; or change as other levels at 500, 800; unit: no.
mij Human movement rate from patch i to j 1/n (n is the number of all connected patches to focal patch i); unit: 1/time
InscalH Infected human across scales Change with IjH; unit: no.
InContH Average human infection per patch in the absence of control Change with IjH; unit: no.