Research Article

The Impact of Lockdown, Patient Classification, and the Large-Scale Case Screening on the Spread of the Coronavirus Disease 2019 (COVID-19) in Hubei

Table 2

Parameter estimates for COVID-19 model in Hubei.

ParameterDefinitionsValueSource

Transmission rate 1.8208Estimated
Transmission rate0.5487Estimated
Transmission rate1.1720Estimated
Transmission rate0.3648Estimated
Transmission rate0.8665Estimated
Transmission rate0.5643Estimated
Mortality rate of clinically diagnosed cases (day-1)Estimated
Mortality rate of mild patients (day-1)Estimated
Mortality rate of severely ill patients (day-1)Estimated
Mortality rate of critically ill patients (day-1)0.0641Estimated
Recovery rate of mild patients (day-1)0.2157Estimated
Recovery rate of severely ill patients (day-1)0.0606Estimated
Recovery rate of critically ill patients (day-1)0.0477Estimated
Self-healing ratio0.2117Estimated
Infectivity reduction factor0.0446Estimated
Infectivity reduction factor0.0259Estimated
Infectivity reduction factor0.0705Estimated
Infectivity reduction factor0.1561Estimated
Infectivity reduction factor0.2544Estimated
Infectivity reduction factor0.2282Estimated
System population reduction factor0.9700Estimated
Scale factor0.3000Estimated
Scale factor0.2499Estimated
Infectivity reduction factor0.0177Estimated
Infectivity reduction factor0.1364Estimated
Proportion of the infectious0.9984Estimated
Nucleic acid detection time (day-1)0.1472Estimated
Nucleic acid detection time0.1309Estimated
Nucleic acid detection time0.2576Estimated
Scale factor0.2411Estimated
Scale factor0.0786Estimated
Scale factor0.0246Estimated
Scale factor0.4870Estimated
System dischargesEstimated
System dischargesEstimated
Initial susceptible populationEstimated
Initial exposed populationEstimated
Initial suspected population55.5580Estimated
Initial clinically diagnosed cases497.9463Estimated
Initial mild patients5.7737Estimated
Initial critical patients11.0952Estimated