A network-based model to explore the role of testing in the epidemiological control of the COVID-19 pandemic

BMC Infectious Diseases

Table 1 Model parameters, variables and respective descriptions

Parameters	Description	Value
N	Number of nodes (population size)	Different values
λ	Infection rate in contact with symptomatic individuals	Different values
γ	Relative infectiousness of asymptomatic individuals	0.5 [39, 40]
ε	Reciprocal of latency period	0.2 [39, 40]
p_a	Transmission rate from state E to I_a	0.4 [39, 40]
μ	Recovery rate	0.2 [39, 40]
β	Death rate	0.03 [39, 40, 43]
T	Testing start time	Different values
V	Daily testing volume (normalized by population N)	Different values
α	Contact-tracking testing preference	Different values
V_inc	Increase speed of daily testing volume	Different values
V_limit	Limit of daily testing volume	Different values

ISSN: 1471-2334