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. 2019 Nov 19;9:17055. doi: 10.1038/s41598-019-53062-z

Table 1.

Description of parameters and fitted values in the case of Costa Rica and Suriname with ranges applied in the LHS sampling. Parameters where no range is given, are directly available (Bh,d) or determined by the time and size of peaks (a,b).

Parameter Description Range Value (CRC) Value (SUR) Source
Bh Natural birth rate of humans (days1) 171.073 21.619 49
d Natural death rate of humans (days1) 0.000034 0.000038 49
β Transmission rate from infected humans to susceptible humans (days1) 0.01–0.1 0.041 (0.041–0.057) 0.053 (0.047–0.057) 19
αh Baseline value of transmission rate from mosquitoes to humans (days1) 0.03–0.75 0.141 (0.127–0.174) 0.142 (0.126–0.156) 50,51
αv Baseline value of transmission rate from humans to mosquitoes (days1) 0.09–0.75 0.517 (0.468–0.577) 0.3 (0.235–0.319) 50,51
θ Proportion of asymptomatic infections 0.75–0.9 0.841 (0.841–0.853) 0.857 (0.824–0.86) 19,52
κe Relative human-to-human transmissibility of exposed to symptomatic humans 0.2–0.9 0.75 (0.737–0.762) 0.848 (0.842–0.855) 19
κa Relative human-to-human transmissibility of asymptomatic to symptomatic humans 0.2–0.8 0.491 (0.468–0.491) 0.306 (0.306–0.371) 19
κr Relative human-to-human transmissibility of convalescent to symptomatic humans 0.2–0.8 0.451 (0.414–0.475) 0.363 (0.338–0.382) 19
ηe Relative human-to-mosquito transmissibility of exposed to symptomatic humans 0.2–0.7 0.429 (0.281–0.429) 0.465 (0.421–0.494) 19
ηa Relative human-to-mosquito transmissibility of asymptomatic to symptomatic humans 0.2–0.7 0.516 (0.42–0.537) 0.586 (0.471–0.592) 19
γa Recovery rate of asymptomatically infected humans (days1) 0.05–0.4 0.265 (0.256–0.279) 0.279 (0.276–0.293) 19
γs Recovery rate of symptomatically infected humans (days1) 0.2–0.5 0.395 (0.365–0.429) 0.414 (0.405–0.427) 53
γr Recovery rate of convalescent humans (days1) 0.01–0.07 0.041 (0.039–0.042) 0.062 (0.058–0.063) 54,55
νh Human incubation rate (days1) 0.1–0.5 0.191 (0.176–0.318) 0.391 (0.391–0.458) 53
Bv Baseline value of mosquito birth rate (days1) 500–10000 9910 6699 Fitted
νv Incubation rate in mosquitoes (days1) 0.08–0.125 0.099 (0.096–0.105) 0.105 (0.102–0.106) 51,56
1μ Mosquito life span (days) 7–21 7.9 (7.69–8.07) 7.66 (7.66–7.81) 51
a Seasonality parameter 2.296 1.435
b Seasonality parameter 269.221 194.743