Fig. 3From: Hepatitis a virus infection in Central-West Tunisia: an age structured model of transmission and vaccination impactHepatitis A virus age-specific profiles among Thala population. a Seroprevalence estimated from HAV age specific seroprevalences study results according to laboratory and demographic data and adjusted by the model. b Force of infection estimated (modeled with logistics link function). c Incidence of HAV infections, the model predicted- reported incidence in all age groups (given by I(a) = z(a) + u(a))Back to article page