Fig. 3From: Cost-effectiveness of a potential Zika vaccine candidate: a case study for ColombiaBoxplots for ICER values obtained using bootstrap method for a range of VCPI with R0 =2.8. Subplots correspond to the scenarios without pre-existing immunity (a, b), and with an average of 8% pre-existing immunity (c, d) in the population. The relative transmissibility of asymptomatic infection was set to 10% (a, c) and 90% (b, d). Solid (grey) line represents the willingness-to-pay threshold corresponding to the average of per capita GDP of Colombia between 2013 and 2017Back to article page