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. 2021 Jul 23;9:709369. doi: 10.3389/fpubh.2021.709369

Table 2.

Description of the parameters of the model {(2.5), (2.6)}.

Parameters Description
Π Recruitment rate into the population
μ Natural mortality rate
βP1P2) Effective contact rate for pre-symptomatic individuals who do not wear (wear)
face masks
βI1I2) Effective contact rate for infectious symptomatic individuals who do not wear (wear)
face masks
βA1A2) Effective contact rate for symptomatically-infectious individuals who do not wear (wear)
face masks
βH1H2) Effective contact rate for hospitalized individuals who do not wear (wear)
face masks
0 < ϵ0 <1 Outward protective efficacy of face masks
0 < ϵi <1 Inward protective efficacy of face masks
α12 Rate at which non-habitual face masks wearers choose to become habitual wearers
α21 Rate at which habitual face masks wearers choose to become non-habitual wearers
ξv Per capita vaccination rate
0 < εv <1 Protective efficacy of the vaccine
σ12) Rate at which exposed individuals who do not wear (wear) face masks progress to the
corresponding pre-symptomatic infectious stage
σP Rate at which pre-symptomatic infectious individuals progress to
symptomatically-infectious or asymptomatically-infectious stage
r(q) Proportion of pre-symptomatic infectious individuals who do not wear (wear) face masks
that become symptomatically-infectious
ϕ1I2I) Hospitalization rate for symptomatically-infectious individuals who do not wear (wear)
face masks
γ1A2A) Recovery rate for asymptomatically-infectious individuals who do not wear (wear)
face masks
γ1I2I) Recovery rate for symptomatically-infectious individuals who do not wear (wear)
face masks
γ1H2H) Recovery rate for hospitalized individuals who do not wear (wear) face masks
δ1I2I) Disease-induced mortality rate for symptomatically-infectious individuals who do not
wear (wear) face masks
δ1H2H) Disease-induced mortality rate for hospitalized individuals who do not wear (wear)
face masks