Table 1. Input parameters of FluTe and the SEIR model.
SEIR | FluTe | Source | ||||
Latent period duration (LPD) | 1.9 days | 1.9 days‡ | [6] | |||
Total disease duration (TDD) | 6 days | 6 days | [6] | |||
Infectious period duration (IPD) | 4.1 days | 4.1 days | TDD−LPD | |||
Transition rate | ||||||
Exposed-to-Infectious(τu) | 0.52632 | – | (LPD)−1 | |||
Exposed-to-Recovered (γ) | 0.1667 | – | (TDD)−1 | |||
Infectious-to-Recovered (ξ) | 0.2439 | – | (IPD)−1 | |||
Likelihood | ||||||
of showing the symptoms (ωu)† | 0.67 | 0.67 | [6] | |||
Transmission rate/probability (βu)* | Initial number of infections (b) | |||||
SEIR | FluTe | SEIR | FluTe | |||
Basic reproduction number (R0) | 1.2 | 0.0044 | 0.2057 | 19.48 | 10 | Calibration and [6] |
1.4 | 0.0053 | 0.2435 | 22.07 | 10 | ||
1.6 | 0.0063 | 0.2812 | 7.88 | 10 | ||
1.8 | 0.0071 | 0.3190 | 5.01 | 10 | ||
2.0 | 0.0077 | 0.3567 | 5.01 | 10 | ||
2.2 | 0.0083 | 0.3944 | 5.01 | 10 | ||
2.4 | 0.0089 | 0.4322 | 5.01 | 10 | ||
Age group specific disease parameters | ||||||
0–4 | 5–18 | 19–29 | 30–64 | 65+ | ||
Population size | 36,722 | 124,787 | 71,601 | 265,047 | 65,303 | [6] |
Death rate (unvaccinated-χu) | 0.0049 | 0.002 | 0.0056 | 0.0038 | 0.001 | [13] |
Death rate (vaccinated-χv) | 0.0012 | 0.0005 | 0.0017 | 0.0011 | 0.0004 | [13] |
Vaccine efficacy in | ||||||
becoming infected | 40% | 40% | 40% | 40% | 24% | [6] |
transmitting the disease | 40% | 40% | 40% | 40% | 24% | [6] |
showing the symptoms | 67% | 67% | 67% | 67% | 40% | [6] |
Performance related parameters | ||||||
0–4 | 5–18 | 19–29 | 30–64 | 65+ | ||
Infection cost (unvaccinated)($) | 275.3 | 275.3 | 328.98 | 328.98 | 492.56 | [13] |
Infection cost (vaccinated)($) | 231.58 | 231.58 | 264.71 | 264.71 | 404.54 | [13] |
Terminal care cost($) | 3,435 | 3,435 | 7,605 | 7,605 | 8,309 | [13] |
Vaccination cost ($) | 37.26 | 37.26 | 37.26 | 37.26 | 37.26 | [13] |
YLL (years) | 79.42 | 70.71 | 57.92 | 36.45 | 13.37 | [39, 40] |
‡: Mean of a discrete distribution of 1, 2, or 3 days with probabilities 0.3, 0.5, and 0.2.
†: These numbers are for the unvaccinated individuals. For the vaccinated individuals, they should be multiplied by (1- vaccine efficacy in showing the symptoms).
*: These numbers are for the unvaccinated individuals. For the vaccinated individuals, they should be multiplied by (1- vaccine efficacy in transmitting the disease).