Table 1

Base case parameter estimates

NameDescriptionValueSource
bNet rate of entrance into the jail, phase 1 (1/day)−0.004Jail dataset
Net rate of entrance into the jail, phase 2 (1/day)−0.0141
Net rate of entrance into the jail, phase 3 (1/day)−0.0076
Net rate of entrance into the jail, phase 4 (1/day)0.0005
βTransmission rate (1/day)Calibrated
εIncubation period−1 (1/day)0.18
Incubation period: lognormal (5.1, 0.89
12
αProportion of cases that are asymptomatic0.405
uniform (0.25–0.56)
13 14
γRecovery rate (1/day)0.1
Infection period:
truncated N (10, 6.25, min=5, max=20)
15 16
ηProportion of symptomatic infections that are hospitalised0.14Jail dataset
μRecovery rate from hospital (1/day)0.2
Length of hospitalisation: lognormal (5, 1)
16
dIProbability of death due to symptomatic COVID-19 infection0.01Jail dataset