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Variables | Type | Formulas |
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Susceptible | Level | INTEG (-infecting-vaccination rate, initial population) |
Exposed | Level | INTEG (-infecting-vaccination rate, initial population) |
Infected | Level | INTEG (Advancing + importing infected-dying-Recovering, 416) |
Recovered | Level | INTEG (Recovering,355) |
Deaths | Level | INTEG (Dying,24) |
Vaccinated people | Level | INTEG (vaccination rate, 40) |
Infecting | Rate | Active Infected Transmission rate |
Advancing | Rate | Exposed/Incubation time |
Recovering | Rate | Infected/Infection Duration (1-Fatality rate) |
Dying | Rate | Infected Fatality Rate/Infection duration |
Vaccination rate | Rate | ((2+Vaccine import) vaccine availability (1+people thinking pressure) (1 + Booster Dose))/(1 + fraction infected) |
Admission duration | Exogenous | 10 |
Available personnel | Exogenous | 180 |
People thinking pressure | Exogenous | 0.3 |
Vaccine import | Exogenous | 0.6 |
Booster dose | Endogenos | STEP(0.1, 120)+STEP(0.2, 150)+STEP(0.4, 210) |
Vaccine availability | Exogenous | 0.9 |
Income support | Exogenous | 50 |
Economic strain | Endogenos | 1-(Income Support/500) |
Vaccination effect on reduce R0 | Exogenous | 0.3 |
Working place closing total recovered | Exogenous | 100 |
Total recovered | Endogenos | Vaccinated People + recovered |
Fraction susceptible | Endogenos | Susceptible/Initial population |
Initial population | Endogenos | 84000-(0.0001 (total recovered-deaths)) |
Active infected | Endogenos | Infected (1-Isolation effectiveness) |
Behavior reaction time | Exogenous | 20 |
Behavioral risk reduction | Exogenous | 0.1 |
Contact density decline | Exogenous | 0 |
Fatality rate | Endogenos | Untreated fatality Rate + (Treated fatality rate-untreated fatality rate)/(1 + Hospital Strain^ hospital capacity sensitivity) |
FINAL TIME | Exogenous | 210 |
Fraction infected | Endogenos | Infected/Susceptible |
Fraction requiring hospitalization | Exogenous | 0.1 |
Untreated Fatality rate | Exogenous | 0.04 |
Treated Fatality rate | Exogenous | 0.01 |
Transmission rate | Endogenos | (Initial uncontrolled transmission Rate Relative behavioral Risk Fraction susceptible relative contact Density (1-working place closing/1000)) |
TIME STEP | Exogenous | 0.125 |
Serious cases | Exogenous | Infected Fraction requiring hospitalization |
Relative contact density | Endogenos | (1 + economic strain)/(1 + Contact density Decline (1-Fraction susceptible)) |
Relative behavioral risk | Endogenos | SMOOTH3(1-STEP(Behavioral risk reduction, import Time),Behavior reaction time) |
R0 | Endogenos | 3.3-STEP(3.3 Vaccination effect on reduce R0, 40) |
Public health strain | Endogenos | Infected/Public health capacity |
Public HealthCapacity sensitivity | Exogenous | 2 |
Public health capacity | Exogenous | 1000 |
Potential Isolation effectiveness | Exogenous | 0 |
N Imported infections | Exogenous | 3 |
Isolation reaction time | Exogenous | 2 |
Isolation effectiveness | Endogenos | SMOOTH3(STEP(Potential Isolation effectiveness, import Time), Isolation reaction Time)/(1 + Public health Strain^ public health capacity sensitivity) |
Initial uncontrolled transmission rate | Endogenos | R0/Infection duration |
Initial time | Exogenous | 0 |
Infection duration | Exogenous | 10 |
Incubation time | Exogenous | 5 |
Importing infected | Endogenos | N Imported Infections PULSE(Import time, TIME STEP)/TIME STEP |
Import time | Exogenous | 10 |
Hospital strain | Endogenous | (Serious Cases Admission duration/(Hospital Capacity Available personnel)) |
Hospital capacity sensitivity | Exogenous | 2 |
Hospital capacity | Exogenous | 137 |
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