Table 2 Features used by the USA and Japan models.
From: A prospective evaluation of AI-augmented epidemiology to forecast COVID-19 in the USA and Japan
Feature | Transition rates the feature is used for |
|---|---|
USA model | |
Per capita income | β(d), β(u), η, γ, ρ(I, d), ρ(I, u), ρ(H), ρ(C), ρ(V), h, c, v, κ(I, d), κH, κC, κV |
Population density | β(d), β(u), η, γ, ρ(I, d) |
Households on food stamps | η, ρ(I, d), ρ(I, u), ρ(H), ρ(C), ρ(V), h, c, v, κ(I, d), κH, κC, κV |
Population | All |
Number of households | β(d), β(u), η, γ, ρ(I, d), ρ(I, u), ρ(H), ρ(C), ρ(V), h, c, v, κ(I, d), κH, κC, κV |
Population ratio above age 60 | β(d), β(u), η, γ, ρ(I, d), ρ(I, u), ρ(H), ρ(C), ρ(V), h, c, v, κ(I, d), κH, κC, κV |
Hospital rating scale | η, γ, ρ(I, d), ρ(I, u), ρ(H), ρ(C), ρ(V), h, c, v, κ(I, d), κH, κC, κV |
Available types of hospitals | η, ρ(I, d), ρ(I, u), ρ(H), ρ(C), ρ(V), h, c, v, κ(I, d), κH, κC, κV |
Hospital patient experience rating | η, ρ(I, d), ρ(I, u), ρ(H), ρ(C), ρ(V), h, c, v, κ(I, d), κH, κC, κV |
Air quality measures | β(d), β(u), η, κ(I, d); also for state only: h, c, v, κH, κC, κV and for county only: γ, ρ(I, d), ρ(I, u) |
Mobility indices | β(d), β(u) |
Weather (state only) | β(d), β(u), γ, h, ρ(I, d), ρ(I, u) |
Google symptoms search (state only) | γ, h |
Nonpharmaceutical interventions (state only) | β(d), β(u) |
Total tests (state only) | γ, h |
Antigen/antibody tests (state only) | β(d), β(u), γ, h, ρ(I, d), ρ(I, u) |
Day of the week | β(d), β(u), γ, h |
Confirmed per total tests | β(d), β(u), γ, h |
Lagged confirmed cases | β(d), β(u), γ, h |
Lagged deaths | β(d), β(u), γ, h |
Japan model | |
Per capita GDP | β(d), β(u), γ, ρ(I, d), ρ(I, u), ρ(H), h, κ(I, d), κH |
Population density | β(d), β(u), γ, ρ(I, d), ρ(I, u), ρ(H), h, κ(I, d), κH |
Age distribution | β(d), β(u), γ, ρ(I, d), ρ(I, u), ρ(H), h, κ(I, d), κH |
Population | All |
Healthcare resources (doctors, hospital beds, clinic beds, ICU beds) | γ, ρ(I, d), ρ(I, u), ρ(H), h, κ(I, d), κH |
Wellness (past H1N1 infection, BMI, smokers, alcohol consumption) | β(d), β(u), η, ρ(I, d), ρ(I, u), ρ(H), h, κ(I, d), κH |
Google mobility indices | β(d), β(u) |
State of emergency | β(d), β(u) |
Total tests | γ |
Symptoms survey results | β(d), β(u), γ, ρ(I, d), ρ(I, u) |
Day of week | γ, ρ(I, d), ρ(H), h, κ(I, d), κH |
Confirmed mean-to-sum ratio | β(d), β(u), γ, η, ρ(I, d), ρ(I, u), ρ(H), h, κ(I, d), κH |
Deaths mean-to-sum ratio | β(d), β(u), γ, η, ρ(I, d), ρ(I, u), ρ(H), h, κ(I, d), κH |
Discharges | ρ(H), h, κH |
Lagged confirmed cases | β(d), β(u), γ, h |
Lagged deaths | β(d), β(u), γ, h |
