Parameter | Meaning | Value | Relevant references |
---|---|---|---|
b | Birth rate | 799 person per year | Estimated from TNIS |
Îľ | Age specific non_HAV death rate | 172 per 10,000 person | Estimated from TNIS |
1/δ | Mean duration of latent period | 14 days | |
\( \frac{1}{\sigma_i}\kern0.75em i=1..n \) | Age-specific mean duration of infectious period | (see Appendix) | Estimated |
λi, i = 1. . n (Used to estimate βij) | Age-specific true force of infection | (see Appendix) | Estimated (Appendix) |
εi, i = 1. . n | Age-specific death rate (attributable to HAV infection in symptomatic cases) | (see Appendix) | Estimated |
ÎĽ | Vaccine efficacy | 97% | |
Ni, i = 1. . n | Population sizes of age class | (see Appendix) | Estimated from total population of the study region (Thala) |